The Bronze Field Guide

Tudor Black Bay Bronze

M79250BA

The Tudor Black Bay Bronze is a current-production diver watch with a aluminium bronze (high-performance aluminium bronze alloy per tudor/editorial; maker page states only 'bronze') case. It measures 43.0 mm across, 14 mm thick, 52 mm lug to lug, and is water resistant to 200 m. Inside is the MT5601 in-house automatic (cosc) movement, with 70 hours power reserve. Complications: Date. Priced from $4,375 (approx). Brand origin: Switzerland.

Bronze diver watches
Reference
M79250BA
Type
Diver
Price
$4,375 · approx
Case diameter
43.0 mm
Thickness
14 mm
Lug-to-lug
52 mm
Water resistance
200 m
Weight
–
Origin
Switzerland
Movement
In-house automatic (COSC)
Caliber
MT5601
Power reserve
70 hours
Complications
Date
Ceramic
Aluminium bronze
Colour
–
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
Steel
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Leather or fabric strap, bronze buckle
Ceramic bracelet
–
Crystal
Sapphire
Display back
No
Dial
Slate grey (also brown)
Lume
Super-LumiNova
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Tudor / Monochrome Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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More bronze watches from Tudor

TudorBlack Bay 58 Bronze$4,72539.0 mm11.9 mm thickDiver

Frequently asked questions

What bronze alloy is the Tudor Black Bay Bronze?

The Tudor Black Bay Bronze has a aluminium bronze (high-performance aluminium bronze alloy per tudor/editorial; maker page states only 'bronze') case, though its caseback is steel. It is recorded at medium confidence pending a maker-stated alloy.

What size is the Tudor Black Bay Bronze?

It is 43.0 mm in diameter, 14 mm thick, 52 mm lug to lug, and water resistant to 200 m.

How much does the Tudor Black Bay Bronze cost, and is it available?

It is current-production and lists from $4,375.

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