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Tudor Black Bay 41mm Stainless Steel M7941A1A0RU-0003
Ref. 04100000131
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Stepping up in Tudor's range
The Black Bay is Tudor's own interpretation of a dive watch heritage that runs back to the 1950s — not a replica of anything specific, but a distillation of the proportions and details that defined that era. At 41mm it sits at the larger end of the range Tudor offers in this line, with the domed dial and snowflake hands that have become the model's most recognisable traits. What lifts this particular reference above the standard production story is what sits inside. The MT5602-U carries both COSC chronometer certification and METAS approval, the latter being the same independent benchmark applied to Omega's Master Chronometer movements. Passing both means the movement has been tested not only for rate accuracy but for magnetic resistance and performance across a range of conditions — a level of independent verification that relatively few movements at any price point can claim.
- Reference
- 04100000131
- Brand
- Tudor
- Collection
- Black Bay
- Case size
- 41mm
- Case material
- Stainless steel
- Case shape
- Tonneau
- Dial
- Black
- Crystal
- Sapphire
- Movement
- Automatic
- Calibre
- MT5602-U
- Water resistance
- 200m
- Bracelet / strap
- Stainless steel bracelet
- Strap colour
- Silver
- Clasp
- Folding clasp
- Lume
- Super-LumiNova
- Condition
- Pre-owned
- Retailer
- Goldsmiths
Learn more about Tudor
Tudor exists because Hans Wilsdorf wanted to sell a Rolex to people who could not afford one. He registered the name in 1926 and relaunched it properly in 1946 as a separate company: Rolex cases, Rolex bracelets, Rolex crowns, but bought-in movements — usually ETA — at a fraction of the price.
For decades this made Tudor the practical choice for organisations buying in bulk. The French Marine Nationale issued Submariners to its divers. The US Navy tested them. Tudor's military history is arguably richer than Rolex's, because navies bought Tudors.
The watches developed their own identity regardless. The snowflake hands fitted to Submariners from 1969, specified by the French navy for legibility, became a signature the brand still uses. The Monte Carlo chronographs of the early 1970s, with their orange and blue dials, look nothing like anything Rolex made.
The brand withdrew from the US market in 1996 and spent a decade in relative obscurity before returning in 2013 with the Heritage Black Bay, which mined the archive rather than chasing modernity. It worked. Tudor now develops its own movements through a partnership with Kenissi, supplies calibres to Breitling, and holds METAS Master Chronometer certification — a technical position it never had when it was simply the affordable Rolex.
- 1926
- Hans Wilsdorf registers the Tudor name.
- 1946
- Montres Tudor SA is established as a separate company.
- 1969
- Snowflake hands appear on Submariners for the French navy.
- 2012
- The Black Bay revives the brand internationally.
- 2015
- The first in-house Tudor calibre is released.
Also in 6 collections
This watch appears in Stainless Steel Watches (2,797), Automatic Watches (1,432), Sports Watches (695), Dive Watches (488), Pre-Owned, Ex-Display & Vintage Watches (250) and Tonneau & Cushion Watches (168).
2-year Goldsmiths warranty
What the specifications mean
A mechanical watch built to be worn hard and got wet.
Strengths
- 200m water resistance, rated for actual diving
- Sapphire crystal, which resists scratching
- Luminous hands and markers for low light
Compare alternatives
Watches from other brands at a similar price, style and size, so you can see what else your budget can buy.
| Specification | 04100000131 | WBP2151.FT6199 | A25310241K1X1 |
|---|---|---|---|
| Price | £3,450 | £3,360 | £3,450 |
| Case size | 41mm | 40mm | 42mm |
| Water resistance | 200m | 200m | 100m |
| Movement | Automatic | Automatic | Automatic |
| Strap | Stainless steel bracelet | Rubber strap | Leather strap |
| Power reserve | — | 38 hours | 42 hours |
| This watch | Closely matched |
|
Your new watch
Frequently asked questions, and things you should know about this watch
Can I swim with it?
Yes. At 200m it is rated for swimming, snorkelling and recreational diving.
Will the glass scratch?
Unlikely. Sapphire is second only to diamond in hardness and shrugs off everyday marking.
Does it need a battery?
No. It is automatic — the motion of your wrist winds it, and there is no cell to replace.
Is it a men's or women's watch?
Listed as men's.
Cheapest place to buy
Goldsmiths at £3,450, pre-owned. No UK retailer we track lists this reference new.
Is this available new?
Not from the UK retailers we track. This reference is listed as pre-owned only, at £3,450 from Goldsmiths. Goldsmiths test every pre-owned watch for authenticity, timekeeping and water resistance, and warrant it for 2 years — the same term they give on a new watch.
Who are Goldsmiths?
Goldsmiths has been selling watches in Britain since 1778 and is part of the Watches of Switzerland Group, which is listed on the London Stock Exchange. They are an authorised dealer, so a watch comes with the manufacturer’s own warranty.
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