Side by side
Maen Grand Tonneau Jump HourvsGrand Seiko STGK003
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 Jump Hour34mm
STGK00328.7mm
Power Reserve
Grand Tonneau Jump Hour40h
STGK00350h
Water Resistance
Grand Tonneau Jump Hour50m
STGK003100m
MSRP
Grand Tonneau Jump Hour$999
STGK003$31,200
Full specifications
Case
6 specsDiameter
34mm
28.7mm
Thickness
9.7mm
10.9mm
Lug-to-Lug
—
35.1mm
Lug Width
—
14mm
Material
316L Stainless Steel
Gold
Water Resistance
50m
100m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Dial Color
MNL.01
Black
Movement
2 specsCaliber
—
9S27
Power Reserve
40h
50h
Pricing
1 specsMSRP
$999
$31,200
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