Side by side
Grand Seiko SBGM221vsSerket Watch Co Blackpool 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
SBGM22139.5mm
Blackpool GMT40mm
Power Reserve
SBGM22172h
Blackpool GMT—
Water Resistance
SBGM22130m
Blackpool GMT200m
MSRP
SBGM221$5,400
Blackpool GMT$379
Full specifications
Case
6 specsCategory
GMT
—
Diameter
39.5mm
40mm
Thickness
13.7mm
11.5mm
Lug-to-Lug
46.9mm
47mm
Lug Width
19mm
20mm
Water Resistance
30m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Black
Beige
Lume
None
SuperLuminova
Movement
2 specsCaliber
9S66
Seiko NH34
Power Reserve
72h
—
Pricing
1 specsMSRP
$5,400
$379
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