Side by side
Maen Grand Tonneau Ultra ThinvsSheffield GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Grand Tonneau Ultra Thin34mm
GMT40mm
Power Reserve
Grand Tonneau Ultra Thin40h
GMT—
Water Resistance
Grand Tonneau Ultra Thin50m
GMT200m
MSRP
Grand Tonneau Ultra Thin$1,519
GMT—
Full specifications
Case
7 specsCategory
Dress
GMT
Diameter
34mm
40mm
Thickness
6.4mm
13mm
Lug-to-Lug
—
48mm
Lug Width
—
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
200m
Crystal & Dial
1 specsDial Color
MNL.04
Blue
Movement
2 specsCaliber
—
Seiko NH34
Power Reserve
40h
—
Pricing
1 specsMSRP
$1,519
—
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