Side by side

Maen Grand Tonneau Ultra ThinvsZelos Spearfish GMT

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

Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

9 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
Spearfish GMT40mm
Power Reserve
Grand Tonneau Ultra Thin40h
Spearfish GMT40h
Water Resistance
Grand Tonneau Ultra Thin50m
Spearfish GMT200m
MSRP
Grand Tonneau Ultra Thin$1,519
Spearfish GMT$999

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
34mm
40mm
Thickness
6.4mm
13mm
Lug-to-Lug
40mm
Lug Width
20mm
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
MNL.04
Frost

Movement

1 specs
Caliber
Sellita SW330-2

Pricing

1 specs
MSRP
$1,519
$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.

Maen Grand Tonneau Ultra Thin

Owners widely report the Maen Grand Tonneau Ultra Thin features a La Joux-Perret D101 manual-wind movement and a double-layer enamel dial. Some owners criticize the bracelet design and find the dial too small and lacking indices. One owner describes the Maen Grand Tonneau Ultra Thin as "hideous with a good movement." On balance, owners are divided on the Maen Grand Tonneau Ultra Thin, with some appreciating its movement and dial while others find its design unappealing.

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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