Side by side

Maen Grand Tonneau Ultra ThinvsZelos Spearfish 3

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 3
ZelosSpearfish 3
MSRP $749

At a glance

9 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
Spearfish 340mm
Power Reserve
Grand Tonneau Ultra Thin40h
Spearfish 340h
Water Resistance
Grand Tonneau Ultra Thin50m
Spearfish 3200m
MSRP
Grand Tonneau Ultra Thin$1,519
Spearfish 3$749

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
34mm
40mm
Thickness
6.4mm
11.5mm
Lug-to-Lug
40mm
Lug Width
20mm
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
MNL.04
Diver - Forged Carbon

Movement

1 specs
Caliber
La Joux-Perret G100

Pricing

1 specs
MSRP
$1,519
$749

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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 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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