Side by side

Gruppo Gamma Peacemaker BronzevsSpinnaker Dumas Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Peacemaker Bronze
Gruppo GammaPeacemaker Bronze
MSRP $990
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239

At a glance

12 of 29 specs differ
Diameter
Peacemaker Bronze43mm
Dumas Automatic44mm
Power Reserve
Peacemaker Bronze42h
Dumas Automatic40h
Water Resistance
Peacemaker Bronze200m
Dumas Automatic300m
MSRP
Peacemaker Bronze$990
Dumas Automatic$239

Full specifications

Case

6 specs
Diameter
43mm
44mm
Thickness
13mm
15mm
Lug-to-Lug
52.5mm
48mm
Lug Width
24mm
22mm
Material
Bronze
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Fume Green
Blue
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
ETA 2824-2
SII NH35A
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$990
$239

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Gruppo Gamma Peacemaker Bronze

Owners widely praise the Gruppo Gamma Peacemaker Bronze for its strong vintage aesthetic, featuring attractive sandwich dials and high-domed or box-shaped sapphire crystals. The bronze case is noted for developing patina and the watch is generally considered a good value. Accuracy figures vary, with one report of approximately +10 seconds per day and others stating +/-12 seconds per day. Power reserves range from 38 to 45 hours depending on the movement. One owner describes the winding action as a "dream." On balance, owners consider the Gruppo Gamma Peacemaker Bronze a well-built watch offering significant vintage appeal and value.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

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