Side by side

Formex Reef 39.5 mmvsSpinnaker Wreck Automatic

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

Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230
Wreck Automatic
SpinnakerWreck Automatic
MSRP $189

At a glance

10 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
Wreck Automatic44mm
Power Reserve
Reef 39.5 mm56h
Wreck Automatic40h
Water Resistance
Reef 39.5 mm300m
Wreck Automatic200m
MSRP
Reef 39.5 mm$2,230
Wreck Automatic$189

Full specifications

Case

5 specs
Diameter
39.5mm
44mm
Thickness
11mm
14mm
Lug-to-Lug
45.5mm
50mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
Bahama Blue
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
SII NH35A
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,230
$189

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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.

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.

Spinnaker Wreck Automatic

The Spinnaker Wreck Automatic is widely praised for its exceptional value, featuring a distressed finish on its aluminum bezel and etched dial. Owners consistently highlight the excellent bezel and crown action, with one owner noting it surpasses that of many higher-end watches. The 43mm steel case is water-resistant to 100 meters and houses a Seiko NH-35 automatic movement with a 42-hour power reserve. Overall, owners rate the Spinnaker Wreck Automatic highly for its impressive build quality and tactile feel at its price point.

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