Side by side
Grand Seiko STGK003vsYema Superman Worldtime GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
STGK00328.7mm
Superman Worldtime GMT39mm
Power Reserve
STGK00350h
Superman Worldtime GMT40h
Water Resistance
STGK003100m
Superman Worldtime GMT300m
MSRP
STGK003$31,200
Superman Worldtime GMT$1,549
Full specifications
Case
7 specsCategory
Dress
GMT
Diameter
28.7mm
39mm
Thickness
10.9mm
—
Lug-to-Lug
35.1mm
—
Lug Width
14mm
20mm
Material
Gold
Stainless Steel
Water Resistance
100m
300m
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
Black
39mm Automatic
Movement
2 specsCaliber
9S27
—
Power Reserve
50h
40h
Pricing
1 specsMSRP
$31,200
$1,549
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