Side by side

Gruppo Gamma Peacemaker Bronze ManualvsFormex Reef 39.5 mm

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
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

12 of 29 specs differ
Diameter
Peacemaker Bronze Manual43mm
Reef 39.5 mm39.5mm
Power Reserve
Peacemaker Bronze Manual45h
Reef 39.5 mm56h
Water Resistance
Peacemaker Bronze Manual200m
Reef 39.5 mm300m
MSRP
Peacemaker Bronze Manual$1,120
Reef 39.5 mm$2,230

Full specifications

Case

6 specs
Diameter
43mm
39.5mm
Thickness
13mm
11mm
Lug-to-Lug
52.5mm
45.5mm
Lug Width
24mm
22mm
Material
Bronze
Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Fume Green
Bahama Blue

Movement

3 specs
Caliber
Sellita SW219-1
Sellita SW300-1
Type
Manual
Automatic
Power Reserve
45h
56h

Pricing

1 specs
MSRP
$1,120
$2,230

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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.

Formex Reef 39.5 mm

The Formex Reef 39.5 mm is widely praised for its refined finishing, comfortable and well-proportioned case design, and impressive specifications for its price point, including COSC-certified Sellita SW300-1 movement and 300m water resistance. Owners and reviewers highlight the tool-less micro-adjust clasp and quick-release spring bars as practical features. Some reviewers note that the 22mm lug width feels slightly disproportionate to the smaller case, and the bracelet could benefit from more taper, though this is a point of contention for some owners who value the overall package. A prototype crown protrusion issue is noted as being addressed for production. On balance, owners and reviewers rate the Formex Reef 39.5 mm highly for its excellent value and well-executed design.

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