Side by side

Peren OnevsZelos Spearfish GMT

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

One
PerenOne
MSRP $449
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

11 of 29 specs differ
Diameter
One40.6mm
Spearfish GMT40mm
Power Reserve
One
Spearfish GMT40h
Water Resistance
One200m
Spearfish GMT200m
MSRP
One$449
Spearfish GMT$999

Full specifications

Case

6 specs
Category
GMT
Diameter
40.6mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
40mm
Lug Width
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
Dark Blue
Frost

Movement

3 specs
Caliber
Seiko VK64
Sellita SW330-2
Type
Quartz
Automatic
Power Reserve
40h

Pricing

1 specs
MSRP
$449
$999

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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 successful blend of minimalist and '80s retro styles, featuring a clean bi-compax dial design and thoughtful case execution. It utilizes the reliable Seiko VK64 mecha-quartz movement, offering mechanical chronograph functions. The 40.6mm steel case provides 200m water resistance and a balanced, tool-first aesthetic with mixed finishing, complemented by the absence of a date and running seconds for a tidy dial. On balance, reviewers rate the Peren One highly for its retro-modern aesthetic and the value offered by its mecha-quartz movement.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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