Side by side

Gruppo Gamma Peacemaker BronzevsGrand Seiko SLGB023

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

Peacemaker Bronze
Gruppo GammaPeacemaker Bronze
MSRP $990
SLGB023
Grand SeikoSLGB023
MSRP $12,400

At a glance

12 of 29 specs differ
Diameter
Peacemaker Bronze43mm
SLGB02340.8mm
Power Reserve
Peacemaker Bronze42h
SLGB02372h
Water Resistance
Peacemaker Bronze200m
SLGB023300m
MSRP
Peacemaker Bronze$990
SLGB023$12,400

Full specifications

Case

6 specs
Diameter
43mm
40.8mm
Thickness
13mm
12.9mm
Lug-to-Lug
52.5mm
48.5mm
Lug Width
24mm
21mm
Material
Bronze
Titanium
Water Resistance
200m
300m

Crystal & Dial

2 specs
Dial Color
Fume Green
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
ETA 2824-2
9RB1
Type
Automatic
Spring Drive
Power Reserve
42h
72h

Pricing

1 specs
MSRP
$990
$12,400

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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.

Grand Seiko SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

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