The Bronze Field Guide

Gruppo Gamma Vanguard Bronze

AN-17

The Gruppo Gamma Vanguard Bronze is a current-production diver watch with a cusn8 bronze case.

All Gruppo Gamma watchesBronze diver watchesCuSn8Skin-safe backDivers
Alloy
CuSn8 marine bronze
Water resistance
200 m
Caseback
Steel
Reference
AN-17
Type
Diver
Case diameter
44.0 mm
Lug-to-lug
54 mm
Origin
Singapore
Movement
Swiss ETA 2824-2 automatic
Caliber
2824-2
Power reserve
38h
Complications
Time only
Construction
Assembled
Nickel-free
No (steel contact)
Bracelet / strap
Leather strap
Crystal
Sapphire
Display back
No
Dial
Black, blue, green, and teal colourways
Dial colours
Black Blue Green
Lume
C3 Swiss Super-LumiNova
Availability
Offered
Status
Current (Vanguard bronze line)
Not published
Price, Thickness, Weight, Colour, Hardness, Surface treatment, Bronze bracelet
Medium confidence Verified Jul 2026 Source: Maker / Serious Watches
Facts are free to cite with a link.
See it in the interactive guide

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More bronze watches from Gruppo Gamma

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Frequently asked questions

Is the Gruppo Gamma Vanguard Bronze nickel-free?

No. At least one part that touches the skin is nickel-bearing steel (commonly the caseback or clasp), so the guide does not mark it nickel-free.

What bronze alloy is the Gruppo Gamma Vanguard Bronze?

The Gruppo Gamma Vanguard Bronze has a cusn8 bronze case, though its caseback is steel. It is recorded at medium confidence pending a maker-stated alloy.

What size is the Gruppo Gamma Vanguard Bronze?

It is 44.0 mm in diameter, 54 mm lug to lug, and water resistant to 200 m.

How much does the Gruppo Gamma Vanguard Bronze cost, and is it available?

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

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