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Tudor Black Bay 58 39mm Stainless Steel
Ref. M79030B-0001
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Stepping up in Tudor's range
The Black Bay 58 takes its number from 1958, the year Tudor introduced its first 200m-rated diver — and the design borrows directly from that era: the gilt-style dial printing, the domed crystal, the chunky winding crown without a screwdown thread. What the 39mm case adds to that heritage is wearability. Where the standard Black Bay runs larger, this sits closer to the proportions a mid-century dive watch would actually have had, and it disappears under a shirt cuff in a way the bigger sibling does not. The blue dial sits deep in the case and shifts between slate and cobalt depending on the light — more muted indoors, more saturated in the sun. On the steel bracelet it reads as a dress watch almost as readily as a diver. The MT5402 inside is a full manufacture movement built to METAS Master Chronometer standards, which means magnetic resistance beyond what most wearers will ever encounter and a tested positional accuracy tighter than the COSC threshold requires.
- Reference
- M79030B-0001
- Brand
- Tudor
- Collection
- Black Bay
- Case size
- 39mm
- Case material
- Stainless steel
- Case shape
- Round
- Dial
- Blue
- Crystal
- Sapphire
- Movement
- Automatic
- Calibre
- MT5402
- Water resistance
- 200m
- Bracelet / strap
- Stainless steel bracelet
- Strap colour
- Silver
- Clasp
- Folding clasp
- Lume
- Super-LumiNova
- Condition
- Pre-owned
- Retailer
- Mappin & Webb
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 (2,551), Automatic Watches (1,311), Blue Dial Watches (671), Sports Watches (655), Dive Watches (450) and Pre-Owned, Ex-Display & Vintage Watches (199).
What the specifications mean
A mechanical watch built to be worn hard and got wet.
Strengths
- 200m water resistance, rated for actual diving
- 39mm suits most wrists
- 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 | M79030B-0001 | WBP2150.FT6210 | 01 400 7778 7153-07 7 |
|---|---|---|---|
| Price | £3,450 | £3,360 | £2,750 |
| Case size | 39mm | 40mm | 39mm |
| Water resistance | 200m | 200m | 100m |
| Movement | Automatic | Automatic | Automatic |
| Strap | Stainless steel bracelet | Rubber strap | Titanium bracelet |
| Power reserve | — | 38 hours | 120 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, though at 39mm it sits in the range that suits anyone.
Cheapest place to buy
Mappin & Webb 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 Mappin & Webb. A pre-owned watch has been worn, and is normally sold under the retailer’s own warranty rather than the manufacturer’s.
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