Side by side
Asterisk Watches Space Shuttle Jump Hour AutomaticvsGrand Seiko SBGM221
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Space Shuttle Jump Hour Automatic40mm
SBGM22139.5mm
Power Reserve
Space Shuttle Jump Hour Automatic42h
SBGM22172h
Water Resistance
Space Shuttle Jump Hour Automatic50m
SBGM22130m
MSRP
Space Shuttle Jump Hour Automatic$350
SBGM221$5,400
Full specifications
Case
6 specsCategory
—
GMT
Diameter
40mm
39.5mm
Thickness
11mm
13.7mm
Lug-to-Lug
46mm
46.9mm
Lug Width
20mm
19mm
Water Resistance
50m
30m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Dial Color
—
Black
Movement
2 specsCaliber
Sea-Gull TY2709
9S66
Power Reserve
42h
72h
Pricing
1 specsMSRP
$350
$5,400
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