Side by side

Seiko Prospex SeavsGruppo Gamma Peacemaker Bronze

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

Prospex Sea
SeikoProspex Sea
Peacemaker Bronze
Gruppo GammaPeacemaker Bronze
MSRP $990
What people say

Owners + reviewers, side by side

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

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent value, solid build, and comfortable wearability, with specific mentions of its matte black dial, excellent lume, and cushion case that wears smaller than its dimensions suggest. The 4R36 movement is noted for hacking and hand-winding capabilities, and the bezel action is described as smooth and precise. Some owners find the watch to be a legitimate tool with a fair price, while others describe it as big, thick, and heavy, uncomfortable for smaller wrists, though this is subjective as one owner found the size perfect. The solar quartz movement is also highlighted as a collection-worthy feature. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional value and comfortable, classic design.

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.

At a glance

13 of 29 specs differ
Diameter
Prospex Sea42mm
Peacemaker Bronze43mm
Power Reserve
Prospex Sea72h
Peacemaker Bronze42h
Water Resistance
Prospex Sea300m
Peacemaker Bronze200m
MSRP
Prospex Sea
Peacemaker Bronze$990

Full specifications

Case

6 specs
Diameter
42mm
43mm
Thickness
13.3mm
13mm
Lug-to-Lug
48.6mm
52.5mm
Lug Width
20mm
24mm
Material
Stainless Steel
Bronze
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
Fume Green
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova

Movement

3 specs
Caliber
6R54
ETA 2824-2
Power Reserve
72h
42h
Jewels
24
25

Pricing

1 specs
MSRP
$990
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