The Dirty Dozen watches are a set of 12 military timepieces commissioned by the British Ministry of Defence during World War II.Produced by Buren, Cyma, Eterna, Grana, Jaeger-LeCoultre, Vertex, Lemania, IWC, Omega, Record, Timor, and Longines they remain highly collectible.
Today, individual pieces can range from S$800 to over S$10,000, while complete sets fetch upwards of S$50,000. Grana is the rarest, with fewer than 5,000 believed to exist. Of the original makers, brands like Omega, Longines, and IWC still thrive, continuing their legacy of precision craftsmanship. Here’s a detailed look at each watch.
1. Omega Dirty Dozen – Stainless Steel, Matte Black Dial
About
The Omega Dirty Dozen is one of twelve watches commissioned by the British Ministry of Defense. Designed for durability and accuracy, it was distributed to soldiers for use in demanding environments. It showcased the no-nonsense approach of Swiss manufacturers fulfilling strict military requirements.
Today, it symbolizes wartime history and horological craftsmanship. Its association with the British Armed Forces and the “W.W.W.” (Watch, Wristlet, Waterproof) designation further cements its legacy as an authentic military issue watch.
Features
Key functional elements include a small seconds subdial at 6 o’clock, a 35mm stainless steel case, a domed acrylic crystal over the dial, an oversized screw-down crown, and a solid caseback with ‘W.W.W’ wordings.
Specifications
- Production Year: circa 1944
- Case Size: 35mm
- Materials:
- Dial – Matte black, with luminous sword-shaped hour and minute hands and Arabic numeral hour markers
- Bracelet – Green NATO-style strap
- Bezel – Fixed, smooth, polished, stainless steel
- Function: Hours, Minutes, Small Seconds
- Mechanism: Omega Caliber 30T2 hand-wound mechanical movement
Why You Should Invest?
The Omega Dirty Dozen is sought after by collectors for its authentic military provenance, limited production (approximately 25,000 pieces were produced), steady appreciation, and historical importance.
Its direct connection to World War II, combined with Omega’s reputation, ensures ongoing demand. Plus, their regular appearance at major auctions underlines ongoing demand and investment potential, with examples fetching notable prices.
2. Jaeger-LeCoultre Dirty Dozen – Chrome Plated, Black Dial
About
Jaeger-LeCoultre, one of Switzerland’s most respected watchmakers, produced one of the rarest Dirty Dozen military watches during World War II. Only around 6,000 units were made, making it especially sought-after.
Originally issued in the mid-1940s, this model was part of a project to standardize and modernize soldiers’ wristwatches. The brand’s participation ensured quality, precision timekeeping, and enduring style.
Features
They include a chrome-plated 35mm case with a steel caseback, a domed, shatter-proof crystal over the dial, a black dial with Arabic numerals and a railroad minute track around its flange, a small seconds subdial at 6 o’clock, and a NATO strap.
Specifications
- Production Year: 1945
- Case Size: 35mm
- Materials:
- Dial – Black, with luminous cathedral-style hands and Arabic numeral hour markers at 1,2,3,4,8,9,10,11, and 12 o’clock
- Bracelet – Khaki fabric NATO-style strap with fixed bar lugs that prevented standard spring bars from detaching, providing additional security
- Bezel – Fixed, smooth, chrome-plated
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manual winding Caliber 479 movement with 15 jewels
Why You Should Invest?
Investing in a Jaeger-LeCoultre Dirty Dozen combines historical significance, rarity, and renowned craftsmanship. With production numbers limited to around 6,000 units, surviving watches remain scarce. Collectors value these watches not just for their military provenance but also for their positive auction results and links to one of the world’s most revered watch brands.
3. Longines Dirty Dozen ‘‘Greenlander’’ – Stainless Steel, Black Dial
About
The Longines Dirty Dozen is a unique military watch for its larger case size and ‘‘Greenlander’’ moniker. Only 8,000 of these pieces were produced, making them rarer than many of their counterparts. The watches were issued to soldiers for their reliability under harsh conditions.
Longines was well known for its high standards of precision. The model carries the “broad arrow” marking on both the dial and caseback, signifying official government property. Vintage collectors often prize this watch due to its historical authenticity and original parts.
Features
The main ones are a larger 38mm case size at the time, “broad arrow” marking on both the dial and caseback, Arabic numeral hour markers, a small seconds subdial at 6 o’clock, and a domed acrylic crystal over the dial.
Specifications
- Production Year: 1945
- Case Size: 38mm
- Materials:
- Dial – Matte black, with luminous cathedral-style hands and painted Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, stainless steel
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manual winding Longines Caliber 12.68Z movement with 17 jewels, a 41-hour power reserve, and an 18,000vph frequency
Why You Should Invest?
Collectors are drawn to the Longines Dirty Dozen for its uncommon size, historical provenance, and rugged construction. Fewer Longines pieces were produced compared to bigger suppliers, adding rarity to desirability.
Longines Dirty Dozen watches generally command a premium at auction, especially examples with provenance and all-original parts, making them a sought-after piece of military and horological history.
4. Vertex Dirty Dozen – Chrome Plated, Black Dial
About
Vertex was one of the original twelve manufacturers contracted by the British Ministry of Defence to produce watches adhering to the W.W.W. specification during World War II. The brand’s effort resulted in a timepiece known for its reliability under military conditions.
This model was issued primarily to British soldiers, providing them with a robust and legible wristwatch during combat operations. Today, it’s widely regarded by collectors for its authenticity, wartime history, and enduring design features.
Features
Key features include a chrome-plated brass case, syringe-style hands, a Plexiglass crystal over the dial, a recessed sub-seconds register at 6 o’clock, and a NATO-style strap.
Specifications
- Production Year: 1945
- Case Size: 35mm
- Materials:
- Dial – Black, with luminous syringe-style hands and large, luminous Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, polished chrome-plated brass
- Function: Hour, Minutes, Small Seconds
- Mechanism: Manual wind Caliber 59 movement with 15-jewels
Why You Should Invest?
It appeals to collectors thanks to its authentic military provenance, positive auction results, classic design, and restricted production numbers (15,000 watches produced). Its historical importance also adds to its value, with each piece offering a tangible connection to World War II history.
Moreover, because most surviving watches still display their original markings and patina, it remains in demand with both vintage watch enthusiasts and military memorabilia collectors.
5. Lemania Dirty Dozen – Chrome Plated, Black Dial
About
The Lemania Dirty Dozen is a rugged military piece created during World War II. Its primary purpose was to meet the demanding requirements of the British armed forces. Lemania delivered approximately 10,000 units in 1945, making them rare compared to other brands in the series. Each watch featured strict specifications designed for field use, including legibility, durability, and reliability under harsh conditions.
Features
Key features include Arabic numeral hour markers at 12,1,2,3,4,5,7,8,9,10, and 11 o’clock, a smooth bezel, a 36.5mm chrome-plated case, a small seconds subdial at 6 o’clock, and a domed Plexiglass crystal over the dial.
Specifications
- Production Year: 1945
- Case Size: 36.5mm
- Materials:
- Dial – Matte black dial with a luminous sword-shaped hour hand, pencil-shaped minute hand, and bold white Arabic numeral hour markers
- Bracelet – Brown leather strap
- Bezel – Fixed, smooth, chrome-plated
- Function: Hours, Minutes, Small Seconds
- Mechanism: Hand-wound Caliber 27A mechanical movement
Why You Should Invest?
Collectors value it for its scarcity, authenticity, positive auction results, and historical significance. With only about 10,000 pieces produced, it’s harder to obtain than many counterparts from the original Dirty Dozen group. Provenance and original condition, such as the presence of a clean dial or original hands, can significantly increase its value.
6. Buren Dirty Dozen – Chrome Plated, Black Dial
About
The Buren “Dirty Dozen” is a scarce, unisex WWII British Army-issued military watch. Unique for its smaller production run, Buren contributed only around 11,000 units out of an estimated 150,000 watches delivered across all brands. Despite having the same design cues as its counterparts from other brands, it stands out as a single unit, echoing the brand’s participation in making history.
Features
They include ‘Buren’ and ‘Grand Prix’ wordings under 12 o’clock, a heavily-domed Plexiglass crystal over the dial, a small seconds subdial at 6 o’clock, and a 36.5 chrome-plated case.
Specifications
- Production Year: 1945
- Case Size: 36.5mm
- Materials:
- Dial – Matte black, with luminous sword/pencil hands and Arabic numeral hour markers
- Bracelet – NATO-style fabric strap
- Bezel – Fixed, smooth, chrome-plated
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manual wind Caliber 462 movement
Why You Should Invest?
It has shown a steady increase in value at auction and among private collectors due to provenance and robust construction. The combination of relative scarcity, historic significance, original military markings, and classic wartime aesthetics makes it a highly regarded investment.
7. Timor Dirty Dozen – Stainless Steel, Black Dial
About
The Timor Dirty Dozen watch was manufactured as part of a British contract during WWII. Timor, a Swiss company established in 1923, had gained a reputation for precise, rugged timepieces even before the war. Part of its selection was due to quality and reliability.
While it was a relatively small company compared to some of its counterparts, it managed to secure a significant position among the Dirty Dozen manufacturers by exporting a notable number of watches to the UK prior to and during the war.
Features
It features a 36.5mm stainless steel case, Arabic numeral hour markers, a small seconds subdial at 6 o’clock, a screw-down caseback, and a domed acrylic crystal over the dial.
Specifications
- Production Year: 1945
- Case Size: 36.5mm
- Materials:
- Dial – Matte black, with luminous pencil-style hands and Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, stainless steel
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manual-wind Caliber 6060 movement with 15 jewels and an 18,000vph frequency
Why You Should Invest?
The Timor Dirty Dozen watch holds considerable appeal for military watch collectors, enthusiasts of mid-century design, and those interested in authentic wartime artifacts. Its place in military history is well-documented, and the robust build and straightforward function ensure that well-maintained examples remain usable decades later.
With an estimated 13,000 units produced, Timor Dirty Dozen pieces are neither the rarest nor the most common among the set, offering a strong mix of exclusivity and accessibility in the vintage market. Military engravings, original dials, and movement condition are important factors that affect value.
8. Grana Dirty Dozen – Stainless Steel, Black Dial
About
Grana was one of twelve manufacturers during World War II to supply military-grade watches. The brand, now known as Certina, produced a limited number of watches for the “Dirty Dozen” project, making its contribution especially notable. It’s considered among the rarest, with production being between 1,000 and 5,000 units, making it highly sought after by serious vintage collectors.
Features
They include a 35mm stainless steel case, a domed acrylic crystal over the dial, a small seconds subdial at 6 o’clock, a NATO-style strap, and a manual wind movement.
Specifications
- Production Year: 1945
- Case Size: 35mm
- Materials:
- Dial – Matte black, with luminous syringe-style hands and large painted Arabic numerals with luminous dots marking each hour
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, stainless steel
- Function: Hours, minutes, Small Seconds
- Mechanism: Manual-wind Kurth Frères KF320 movement
Why You Should Invest?
The Grana Dirty Dozen stands out as the rarest and most desirable of the Dirty Dozen watches produced for the British military, producing approximately 1,000-5,000 watches. Its scarcity, authentic wartime history, and robust build make it highly collectible.
Moreover, auction results and demand from collectors have pushed values up steadily in recent years, especially for original, unrestored examples.
9. Cyma Dirty Dozen – Stainless Steel, Black Dial
About
The Cyma Dirty Dozen was the second-largest watch produced during World War II. Cyma, a respected Swiss manufacturer, produced 20,000 military-issue timepieces to meet the specific needs of servicemen in challenging environments. Designed for clear readability and sturdy operation under tough conditions, the watches earned a reputation for their robust engineering.
Features
The main ones are a 37mm stainless steel case, a small seconds subdial at 6 o’clock, a domed acrylic crystal over the dial, a NATO-style strap, and a solid caseback with ‘W.W.W’ and special government military code markings.
Specifications
- Production Year: 1945
- Case Size: 37mm
- Materials:
- Dial – Black, matte-finished, with Radium-based luminous paint-coated sword-shaped hands and large white Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, stainless steel
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manual-wind Caliber 234 mechanical movement
Why You Should Invest?
Collectible examples are increasingly rare, with current prices ranging from a few hundred to over ten thousand dollars depending on the condition and originality. Its classic design, wearable size, and continued ease of servicing make it not only a valuable asset but also a practical vintage watch for regular use.
Additionally, positive auction results and rising demand among collectors have kept values strong, positioning it as a solid choice for enthusiasts seeking a piece of wartime history alongside reliable Swiss engineering.
10. Record Dirty Dozen – Chrome Plated, Black Dial
About
The Record Dirty Dozen was commissioned during World War II as part of a project to equip soldiers with reliable wristwatches. Record Watch Company, one of twelve Swiss manufacturers selected, delivered approximately 25,000 units, making it one of the most prolific contributors to this historic set. Each example was produced according to precise MoD criteria, ensuring consistency across all issued units.
Features
This military field watch features a 36.5mm chrome-plated case, vintage-style Arabic numeral hour markers, a small seconds subdial at 6 o’clock, a NATO-style strap, and a screw-down caseback.
Specifications
- Production Year: 1945
- Case Size: 36.5mm
- Materials:
- Dial – Matte black, with luminous sword/pencil-style hands and vintage-style Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, chrome-plated
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manual-wind Caliber 022K movement
Why You Should Invest?
Collectors seek it out for its positive auction results, clear association with WWII, and its position as one of the iconic military-issued watches. Its relatively high production means examples surface in the vintage market, but demand for well-preserved versions remains strong.
11. Eterna Dirty Dozen – Stainless Steel, Black Dial
About
Eterna was one of the brands selected during World War II to manufacture military wristwatches that met strict specifications for officers. These watches became known as part of the “Dirty Dozen”—a group of twelve Swiss manufacturers producing nearly 145,000 timepieces for the British Army. Eterna’s contribution, with only around 5,000 units issued, stands out for its scarcity.
Features
The main ones are a 36mm stainless steel case, a domed, scratch-resistant Plexiglass crystal over the dial, a small seconds subdial at 6 o’clock, Arabic numeral hour markers, and a NATO-style strap.
Specifications
- Production Year: 1945
- Case Size: 36mm
- Materials:
- Dial – Matte black, with luminous pencil-style hands and Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, stainless steel
- Function: Hours, Minutes, Small Seconds
- Mechanism: Eterna Caliber 520 manual-wind movement
Why You Should Invest?
Rarity, provenance, and positive auction results drive the desirability of the watch among vintage military watch collectors. With only about 5,000 examples ever produced, it’s considered the second rarest model in the Dirty Dozen series, making it particularly hard to find in original, unmodified condition.
12. IWC Dirty Dozen – Stainless Steel, Black Dial
About
Unlike some contemporaries, IWC’s entry, officially designated as the “Mark X,” became esteemed for its precision and durability. Its design reflected functionality with clear Arabic numerals and luminous elements for optimal readability. Issued to British soldiers, this rugged unisex watch is still sought after by enthusiasts for its military heritage and timeless appeal.
Features
The main ones are a 35mm stainless steel case, pencil-style hands, a small seconds subdial at 6 o’clock, a domed Plexiglass crystal, and a NATO-style strap.
Specifications
- Production Year: 1945
- Case Size: 35mm
- Materials:
- Dial – Black with luminous hour and minute hands and bold Arabic numeral hour markers
- Bracelet – NATO-style strap
- Bezel – Fixed, smooth, stainless steel
- Function: Hours, Minutes, Small Seconds
- Mechanism: Manually wound Caliber 83 movement
Why You Should Invest?
An IWC Dirty Dozen watch represents a compelling investment due to its historical provenance, limited production, positive auction results, and robust mechanical construction. Original pieces are increasingly difficult to find, and those with matching numbers and documentation command strong attention.
Military watch enthusiasts value IWC’s reputation and the Mark X’s authentic field-use legacy. Its durable movement, distinct aesthetics, and growing collector demand make it a respected choice for those interested in historically significant timepieces.
Summary
The following table highlights the Dirty Dozen watches above, plus their key features, retail, private market, and pre-owned prices:
|
Model |
Key Features |
Retail Price |
Private Market Price |
Pre-Owned Price |
|---|---|---|---|---|
|
Omega Dirty Dozen Watch |
|
S$6,500-S$9,000 (reissues) |
S$3,200-S$3,800 depending on year, caliber, and condition |
S$4,500–5,000+, with premium examples even higher |
|
Jaeger-LeCoultre Dirty Dozen Watch |
|
S$11,200-S$12,600 (reissues) |
S$1,800-S$6,000 |
S$1,500-S$6,200 |
|
Longines Dirty Dozen Watch |
|
S$10,000-S$11,000 |
S$10,000-S$11,000+ |
|
|
Vertex Dirty Dozen Watch |
|
S$3,182 (reissue) |
S$3,200-S$3,900 |
S$1,500-S$2,700 |
|
Lemania Dirty Dozen Watch |
|
S$5,000-S$7,000 |
S$1,300-S$3,500 |
|
|
Buren Dirty Dozen Watch |
|
S$1,200-S$1,500 |
S$1,800-S$3,500 |
|
|
Timor Dirty Dozen Watch |
|
S$1,760 (reissue) |
S$3,500-S$5,000 |
S$2,400-S$2,700 |
|
Grana Dirty Dozen Watch |
|
S$29,000-S$51,000 |
S$15,249-S$20,600 |
|
|
Cyma Dirty Dozen Watch |
|
S$3,000-S$6,600+ |
S$3,300-S$4,300 depending on condition and provenance |
|
|
Record Dirty Dozen Watch |
|
S$4,070 (approximately) |
S$2,685 |
S$1,080-S$2,380 |
|
Eterna Dirty Dozen Watch |
|
S$5,900 |
S$5,379-S$7,260 |
S$1,200-S$1,900 |
|
IWC Dirty Dozen Watch |
|
S$3,000 |
S$7,800-S$12,800 |
Final Word
The Dirty Dozen watches are more than military relics—they’re enduring symbols of precision, resilience, and design integrity. Whether you’re a collector or a casual enthusiast, these timepieces offer a compelling glimpse into horological history and wartime ingenuity, making them treasured icons with lasting appeal in the world of vintage watches.
Key Takeaways
- The “Dirty Dozen” refers to twelve wristwatches like Record, Timor, and Vertex are commissioned by the British Ministry of Defence during World War II for its soldiers. The specification—known as the W.W.W. standard (“Wrist. Watch. Waterproof.”)—called for robust, highly legible, and reliable watches.
- While all twelve field watches of World War II known as the Dirty Dozen shared core features such as black dials, luminous hands, Arabic numerals, and manually wound movements, each brand introduced slight variations in case size, font style, and movement type.
- Today, Dirty Dozen watches (designed by Commander Alan Brooke, advisor to Winston Churchill) such as Jaeger-LeCoultre, Lemania, Longines, and Omega are coveted for their historical value, mechanical integrity, and understated design, compared to trench watches used in the First World War. Completing a full set is a significant feat for vintage watch collectors, with prices rising steadily over the years.
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