The Bronze Field Guide

Gruppo Gamma Peacemaker Bronze (PN-07)

The Gruppo Gamma Peacemaker Bronze (PN-07) is a current-production field watch with a cusn8 bronze case. It is priced under the $1,200 median for the category. The caseback is open, so the movement is visible.

All Gruppo Gamma watchesBronze field watchesCuSn8Skin-safe backFieldDisplay back
Price
$990
Alloy
CuSn8 marine bronze
Water resistance
200 m
Caseback
Sapphire
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
Nickel-free
Not verified (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, Bronze bracelet
High confidence Verified Aug 2026 Source: Gruppo Gamma (maker) Spec checksAlloy Jul 2026Price Jul 2026
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the Gruppo Gamma Peacemaker Bronze (PN-07)

HamiltonKhaki Field Mechanical Bronze$1,02538.0 mm9.6 mm thickFieldsame category · same style · similar priceBaltic Hermetique Tourer BronzeBalticHermetique Tourer Bronze$65037.0 mm10.8 mm thickFieldsame category · same style · similar price · same movementUNDONE Basecamp BronzeUNDONEBasecamp Bronze$37540.0 mm15 mm thickFieldsame category · same style · similar size · same movement
Montblanc1858 Automatic Bronze$3,00040.0 mmFieldsame category · same style · similar size · same movement
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More bronze watches from Gruppo Gamma

Gruppo GammaVanguard Bronze–44.0 mmDiverGruppo Gamma Peacemaker BronzeGruppo GammaPeacemaker Bronze$97243.0 mm13 mm thickOtherGruppo Gamma Peacemaker Bronze (PN-19)Gruppo GammaPeacemaker Bronze (PN-19)$1,12043.0 mm13 mm thickOther

Frequently asked questions

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

The Gruppo Gamma Peacemaker Bronze (PN-07) has a cusn8 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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