Side by side

Peren OnevsFormex Reef 42 mm

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

One
PerenOne
MSRP $449
Reef 42 mm
FormexReef 42 mm
MSRP $2,414

At a glance

12 of 29 specs differ
Diameter
One40.6mm
Reef 42 mm42mm
Power Reserve
One
Reef 42 mm56h
Water Resistance
One200m
Reef 42 mm300m
MSRP
One$449
Reef 42 mm$2,414

Full specifications

Case

6 specs
Category
Diver
Diameter
40.6mm
42mm
Thickness
12mm
11.4mm
Lug-to-Lug
46mm
47mm
Lug Width
22mm
Water Resistance
200m
300m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko VK64
Sellita SW300-1
Type
Quartz
Automatic
Power Reserve
56h

Pricing

1 specs
MSRP
$449
$2,414

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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.

Peren One

The Peren One chronograph is praised for its blend of minimalist and retro styling, featuring a clean bi-compax dial with applied indices and diamond-cut hands. Reviewers note its detailed dial execution, thoughtful case and bracelet finishing, and the use of applied Globolight markers with BGW9 Super-LumiNova. The watch utilizes a Seiko VK64 mecha-quartz movement, offering quartz accuracy with a mechanical chronograph feel, and boasts a 200-meter water resistance rating within its 40.6mm steel case. Overall, reviewers highlight the Peren One's strong value proposition driven by its design and finishing.

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.

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