The Wristwatch Field Guide

Tudor Black Bay Bronze (Brown dial)

M79250BM Archive · used only

The Tudor Black Bay Bronze (Brown dial) is a discontinued diver watch with a aluminium bronze case. It measures 43.0 mm across, 14.9 mm thick, and is water resistant to 200 m. Inside is the MT5601 in-house automatic (cosc) movement, with 70 hours power reserve. Complications: Time only. Brand origin: Switzerland. No longer offered new; listed here as an archive reference for the used market.

Titanium, ceramic, and bronze diver watchesBronzeDivers
Reference
M79250BM
Type
Diver
Price
–
Case diameter
43.0 mm
Thickness
14.9 mm
Lug-to-lug
–
Water resistance
200 m
Weight
–
Origin
Switzerland
Movement
In-house automatic (COSC)
Caliber
MT5601
Power reserve
70 hours
Complications
Time only
Material
Bronze
Grade / type
Aluminium bronze
Colour
–
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
Steel
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Aged brown leather strap with bronze folding clasp, plus a fabric strap with bronze hardware
Matching bracelet
–
Crystal
Sapphire (domed)
Display back
No
Dial
Brown, Arabic numerals at 3, 6 and 9
Lume
Super-LumiNova
Availability
No longer offered
Status
Archive (2016 to 2019, replaced by the slate-grey 79250BA)
High confidence Verified Jul 2026 Source: Monochrome / aBlogtoWatch Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Frequently asked questions

What is the case material of the Tudor Black Bay Bronze (Brown dial)?

The Tudor Black Bay Bronze (Brown dial) has a aluminium bronze case, though its caseback is steel. This is confirmed against the maker spec.

What size is the Tudor Black Bay Bronze (Brown dial)?

It is 43.0 mm in diameter, 14.9 mm thick, and water resistant to 200 m.

How much does the Tudor Black Bay Bronze (Brown dial) cost, and is it available?

It is no longer offered new; the guide keeps it as an archive reference for the used market.

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