Side by side

Maen Grand Tonneau Ultra ThinvsSugess Seestern S456 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
Seestern S456 GMT
SugessSeestern S456 GMT
MSRP $299

At a glance

12 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
Seestern S456 GMT40mm
Power Reserve
Grand Tonneau Ultra Thin40h
Seestern S456 GMT40h
Water Resistance
Grand Tonneau Ultra Thin50m
Seestern S456 GMT200m
MSRP
Grand Tonneau Ultra Thin$1,519
Seestern S456 GMT$299

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
34mm
40mm
Thickness
6.4mm
13mm
Lug-to-Lug
48.8mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
200m

Crystal & Dial

2 specs
Dial Color
MNL.04
Blue
Lume
None
Tritium

Movement

2 specs
Caliber
NH34
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$1,519
$299

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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.

Sugess Seestern S456 GMT

Owners widely praise the Sugess Seestern S456 GMT for its excellent case finishing, deep blue sunburst dial, and crisp indices, with one owner rating the overall fit and finish 9.5 out of 10. The watch is noted for its legibility, strong lume that lasts about 4 hours, and accurate timekeeping around -4 seconds per day, with easy GMT hand adjustment. Some owners report issues with a loose or friction-based unidirectional bezel, while others find theirs tight and prefer a bidirectional GMT bezel. The sapphire crystal is described as clear and flat by some, but others find it very reflective with AR coating that could be improved. Sizing is generally considered good at 39mm with a 46mm lug-to-lug and 12mm thickness, though one owner expresses concern about its 49mm lug-to-lug and 41mm bezel diameter. Overall, owners rate the Sugess Seestern S456 GMT highly for its impressive finishing and dial at its price point.

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