Side by side
Jack Mason Strat-o-timer GMTvsGrand Seiko SBGH347
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Strat-o-timer GMT40mm
SBGH34737mm
Power Reserve
Strat-o-timer GMT42h
SBGH34755h
Water Resistance
Strat-o-timer GMT200m
SBGH347100m
MSRP
Strat-o-timer GMT$1,099
SBGH347$7,300
Full specifications
Case
6 specsCategory
—
Dress
Diameter
40mm
37mm
Thickness
13.2mm
13.3mm
Lug-to-Lug
47mm
44.6mm
Lug Width
20mm
19mm
Water Resistance
200m
100m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Dial Color
—
Black
Movement
2 specsCaliber
Miyota 9075
9S85
Power Reserve
42h
55h
Pricing
1 specsMSRP
$1,099
$7,300
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