Side by side

Formex Reef 42 mmvsZelos Hammerhead V3 300m Bronze

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
Hammerhead V3 300m Bronze
ZelosHammerhead V3 300m Bronze
MSRP $449

At a glance

10 of 29 specs differ
Diameter
Reef 42 mm42mm
Hammerhead V3 300m Bronze44mm
Power Reserve
Reef 42 mm56h
Hammerhead V3 300m Bronze40h
Water Resistance
Reef 42 mm300m
Hammerhead V3 300m Bronze300m
MSRP
Reef 42 mm$2,414
Hammerhead V3 300m Bronze$449

Full specifications

Case

4 specs
Diameter
42mm
44mm
Thickness
11.4mm
13mm
Lug-to-Lug
47mm
44mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Bronze - Frost
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
Seiko NH35
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,414
$449

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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.

Zelos Hammerhead V3 300m Bronze

Owners widely praise the Zelos Hammerhead V3 300m Bronze for its distinctive 70s-inspired design, slim 13.5mm case, and improved lume, offering a sophisticated timepiece at an accessible price point starting at $349. The unique dial is noted for evoking an otherworldly feeling, and the comfortable bracelet features on-the-fly micro-adjustment. Some enthusiasts express frustration with shipping delays and a desire to see the watch on a wrist before purchase. One owner flags that the clasp material could be more scratch-resistant, and resizing bracelet pins can be stubborn. On balance, owners rate the Zelos Hammerhead V3 300m Bronze highly for its unique design and build quality at its price point.

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