Side by side

Gruppo Gamma Peacemaker Bronze ManualvsSeiko Prospex Sea

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

Peacemaker Bronze Manual
Gruppo GammaPeacemaker Bronze Manual
MSRP $1,120
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

13 of 29 specs differ
Diameter
Peacemaker Bronze Manual43mm
Prospex Sea43.8mm
Power Reserve
Peacemaker Bronze Manual45h
Prospex Sea41h
Water Resistance
Peacemaker Bronze Manual200m
Prospex Sea200m
MSRP
Peacemaker Bronze Manual$1,120
Prospex Sea$625

Full specifications

Case

5 specs
Diameter
43mm
43.8mm
Thickness
13mm
12.8mm
Lug-to-Lug
52.5mm
48.7mm
Lug Width
24mm
22mm
Material
Bronze
Stainless Steel

Crystal & Dial

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

Movement

4 specs
Caliber
Sellita SW219-1
4R35
Type
Manual
Automatic
Power Reserve
45h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$1,120
$625

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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 Manual

Owners praise the Gruppo Gamma Peacemaker Bronze Manual for its character, with specific mentions of the dégradé green sandwich dial, matte black sandwich dial, and box-shaped sapphire crystal. The hand-wound ETA 6497-1 movement is described as a "dream" to wind, and one owner notes the Miyota 8N33 movement keeps outstanding time. The watch offers 200m water resistance and comes on a rubber or custom rally strap. Accuracy figures range from outstanding to +/-12 seconds per day with Sellita SW219-1 or ETA 6497-1 movements. On balance, owners rate the Gruppo Gamma Peacemaker Bronze Manual highly for its unique dial designs and the satisfying winding experience of its manual-wind movements.

Seiko Prospex Sea

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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