Side by side

Formex Reef 42 mmvsSpinnaker Hull Riviera

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

Reef 42 mm
FormexReef 42 mm
MSRP $2,414
Hull Riviera
SpinnakerHull Riviera
MSRP $169

At a glance

10 of 29 specs differ
Diameter
Reef 42 mm42mm
Hull Riviera42mm
Power Reserve
Reef 42 mm56h
Hull Riviera40h
Water Resistance
Reef 42 mm300m
Hull Riviera100m
MSRP
Reef 42 mm$2,414
Hull Riviera$169

Full specifications

Case

5 specs
Category
Diver
Sport
Thickness
11.4mm
15mm
Lug-to-Lug
47mm
47.5mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
Super-LumiNova
None

Movement

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

Pricing

1 specs
MSRP
$2,414
$169

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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 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

Spinnaker Hull Riviera

Owners praise the Spinnaker Hull Riviera's build quality, highlighting its milled clasp, solid links, and effective anti-reflective coating on the sapphire crystal. The watch features a sandwich dial with Superluminova, measures 42mm in diameter, 12mm thick with a 48mm lug-to-lug span, and uses a Seiko NH35 movement. Accuracy is reported as excellent, with one owner noting a gain of only +2 seconds over seven days. The crystal is noted as being fused to the case, leading to a repair quote of $198 for a cracked crystal, a cost considered excessive by some owners relative to the watch's price. Lume is considered mediocre, and some would have preferred a 4Hz movement. Overall, owners rate the Spinnaker Hull Riviera highly for its robust build and impressive accuracy at its price point.

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