The Bronze Field Guide

Squale Master Professional Bronze

MSTR-Bronze

The Squale Master Professional Bronze is a current-production diver watch with a bronze (grade not stated by maker) case. The caseback is open, so the movement is visible.

All Squale watchesBronze diver watchesDiversDisplay back
Alloy
Bronze (grade not stated)
Water resistance
600 m
Caseback
Sapphire (display)
Reference
MSTR-Bronze
Type
Diver
Case diameter
44.0 mm
Thickness
16 mm
Origin
Switzerland
Movement
ETA 2892-A2 modified by Soprod
Caliber
ETA 2892-A2
Complications
Date, Power reserve
Construction
Assembled
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Leather strap
Crystal
Sapphire, single-sided AR
Display back
Yes
Dial
Green (also other colors)
Dial colours
Green
Lume
C3 Super-LumiNova
Availability
Offered
Status
Current (limited to 300)
Not published
Price, Lug-to-lug, Weight, Power reserve, Colour, Hardness, Surface treatment, Bronze bracelet
Medium confidence Verified Jul 2026 Source: Squale via Long Island Watch (retailer)
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the Squale Master Professional Bronze

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More bronze watches from Squale

Squale1521 Bronze$1,10042.0 mm14 mm thickDiver

Frequently asked questions

What bronze alloy is the Squale Master Professional Bronze?

The Squale Master Professional Bronze has a bronze (grade not stated by maker) case with a sapphire (display) caseback. It is recorded at medium confidence pending a maker-stated alloy.

What size is the Squale Master Professional Bronze?

It is 44.0 mm in diameter, 16 mm thick, and water resistant to 600 m.

How much does the Squale Master Professional Bronze cost, and is it available?

It is current-production; the guide does not list a price for it.

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