Side by side

Gruppo Gamma Peacemaker BronzevsGrand Seiko SBGJ237

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

Peacemaker Bronze
Gruppo GammaPeacemaker Bronze
MSRP $990
SBGJ237
Grand SeikoSBGJ237
MSRP $7,600

At a glance

11 of 29 specs differ
Diameter
Peacemaker Bronze43mm
SBGJ23744.2mm
Power Reserve
Peacemaker Bronze42h
SBGJ23755h
Water Resistance
Peacemaker Bronze200m
SBGJ237200m
MSRP
Peacemaker Bronze$990
SBGJ237$7,600

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
43mm
44.2mm
Thickness
13mm
14.4mm
Lug-to-Lug
52.5mm
50.6mm
Lug Width
24mm
21mm
Material
Bronze
Stainless Steel

Crystal & Dial

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

Movement

2 specs
Caliber
ETA 2824-2
9S86
Power Reserve
42h
55h

Pricing

1 specs
MSRP
$990
$7,600

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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 SBGJ237

Grand Seiko SBGJ237 owners and reviewers praise its impeccable finishing, Hi-Beat 36,000vph movement, and functional GMT complication. The watch is noted for its good value at €7,000, featuring a stainless steel bracelet with alternating brushed and polished surfaces, and a sapphire bezel with a day/night indicator. Reviewers highlight the lovely lume and the bezel's vintage-inspired, asymmetric color split, which uses LumiBrite for low-light legibility. The 9S86 Hi-Beat movement offers impressive accuracy of -5 to +3 seconds per day and a 55-hour power reserve. The SBGJ237 boasts 200-meter water resistance. However, the 44.2mm case size, measuring 14.4mm thick, may require slightly larger wrists, and its elevated crystal and less prominent bezel contribute to a thickness that might feel less substantial in person. Overall, owners and reviewers highly regard the Grand Seiko SBGJ237 for its combination of finishing, movement technology, and GMT functionality at its price point.

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