TUDOR
Ref. M79000B-0002
Black Bay 54 37mm
Ref. M79000B-0002
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The Black Bay 54 37mm stands out with its vivid blue dial and matching bezel, a striking combination that immediately captures attention. Unveiled at Watches & Wonders 2026, this latest creation from TUDOR is arguably the purest expression of the Black Bay line to date. Its aesthetic balance is where the watch truly excels.
The sunray-brushed blue dial and bezel deliver a look that feels simultaneously vintage-inspired and thoroughly modern, while TUDOR’s signature snowflake hands, first introduced on the brand’s dive watches in 1969, reinforce its rich diving heritage. Beneath the surface, the Black Bay 54 is powered by the Manufacture Calibre MT5400, a COSC-certified movement offering outstanding precision and reliability.
The movement provides an impressive 70-hour power reserve and supports a robust 200m water resistance, making it every bit the capable dive watch. The M79000B-0002 is further distinguished by its sporty rubber strap, designed for comfort both in and out of the water. It also features TUDOR’s patented T-fit clasp system, allowing for quick and effortless micro-adjustments on the go.
A refined yet rugged timepiece, the Black Bay 54 channels the spirit of the ocean with unmistakable style and performance.
| Brand | TUDOR |
|---|---|
| Product Reference | M79000B-0002 |
| Product Type | Watch |
| Collection | Black Bay |
| Sub-collection | Black Bay 54 |
| Case Diameter | 37mm |
| Case Material | Stainless Steel |
| Dial Colour | Blue |
| Crystal | Sapphire |
| Strap Type | Rubber |
| Clasp Type | T-Fit Clasp |
| Strap Material | Rubber |
| Movement | Manufacture Calibre MT5400 (COSC) |
| Power Reserve | 70 Hours |
| Water Resistance | 200m / 660ft |
| Warranty | 5 Years |
| Michael Spiers ID | 007-4093 |
Delivery is made by Royal Mail Special Delivery and should reach you within 1-3 working days, excluding Bank Holidays and weekends.
Size Guide
Choosing the right ring size ensures maximum comfort and the perfect fit. If you already own a ring that fits well, you can easily use it as a reference. Otherwise, follow the simple options below to find your correct size.
If you do not know your ring size, we recommend visiting one of our showrooms, where our friendly and knowledgeable team can help you find the right ring size for you.
Request an AppointmentUK Ring Size Chart
| Size | UK Size |
|---|---|
| 01 | B |
| 02 | D |
| 03 | E-F |
| 04 | F |
| 05 | F-G |
| 06 | G |
| 07 | H |
| 08 | I |
| 09 | J |
| 10 | J-K |
| 11 | K-L |
| 12 | L |
| 13 | M-N |
| 14 | N-O |
| 15 | O-P |
| 16 | P |
| 17 | Q |
| 18 | Q-R |
| 19 | R |
| 20 | S |
| 21 | S-T |
| 22 | T-U |
| 23 | U-V |
| 24 | V |
| 25 | W |
| 26 | X |
| 27 | X-Y |
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