Side by side

Maen Grand Tonneau Ultra ThinvsLongines HYDROCONQUEST

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
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350

At a glance

10 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
HYDROCONQUEST39mm
Power Reserve
Grand Tonneau Ultra Thin40h
HYDROCONQUEST40h
Water Resistance
Grand Tonneau Ultra Thin50m
HYDROCONQUEST300m
MSRP
Grand Tonneau Ultra Thin$1,519
HYDROCONQUEST$2,350

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
34mm
39mm
Thickness
6.4mm
12.2mm
Lug-to-Lug
48.1mm
Lug Width
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
MNL.04
Grey

Movement

1 specs
Caliber
L888.5

Pricing

1 specs
MSRP
$1,519
$2,350

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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.

Longines HYDROCONQUEST

Owners widely praise the Longines HydroConquest's dial and finishing, with one owner finding it superior to a Rolex Submariner. The movement is noted as well-regulated, losing about 2 seconds per day. The watch is considered a versatile everyday or business-casual option, offering good value. However, owners criticize the bracelet for lacking tool-less micro-adjustment and describe winding the crown as a nuisance. Some in the line report tiny GMT markers that are difficult to read and the absence of a quick date adjust feature. Overall, owners rate the Longines HydroConquest highly for its finishing and value.

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