The Titanium Field Guide

Gruppo Gamma Peacemaker Bronze (PN-07)

The Gruppo Gamma Peacemaker Bronze (PN-07) is a current-production field watch with a cusn8 marine bronze case. It is priced well above the $499 median for the category. The caseback is open, so the movement is visible.

All Gruppo Gamma watchesExotic-material field watchesUnder $1,000MicrobrandDisplay back
Price
$990
Material
Bronze
Grade / type
CuSn8 marine bronze
Water resistance
200 m
Type
Field
Case diameter
43.0 mm
Thickness
13 mm
Lug-to-lug
52.5 mm
Origin
Singapore
Movement
Automatic
Caliber
ETA 2824-2
Power reserve
42 hours
Complications
Time only
Construction
Assembled
Finish technology
Natural finish
Caseback
Sapphire
Nickel-free
Unconfirmed (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Sold on a strap; no bronze bracelet.
Crystal
Sapphire, box-shaped, AR coating
Display back
Yes
Dial
Green fume (representative)
Dial colours
Grey Green
Lume
Super-LumiNova
Availability
Offered
Status
Current (between batches)
Not published
Reference, Weight, Colour, Hardness, Surface treatment, Matching bracelet
High confidence Verified Aug 2026 Source: Gruppo Gamma (maker) Spec checksAlloy Jul 2026Price Jul 2026
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Frequently asked questions

What is the case material of the Gruppo Gamma Peacemaker Bronze (PN-07)?

The Gruppo Gamma Peacemaker Bronze (PN-07) has a cusn8 marine bronze case with a sapphire caseback. This is confirmed against the maker spec.

What size is the Gruppo Gamma Peacemaker Bronze (PN-07)?

It is 43.0 mm in diameter, 13 mm thick, 52.5 mm lug to lug, and water resistant to 200 m.

How much does the Gruppo Gamma Peacemaker Bronze (PN-07) cost, and is it available?

It is current-production and lists from $990.

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