Side by side
Jack Mason Strat-o-timer GMTvsSeagull Ultra-Thin Calendar Dress Watch 38mm
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
8 of 29 specs differDiameter
Strat-o-timer GMT40mm
Ultra-Thin Calendar Dress Watch 38mm38mm
Power Reserve
Strat-o-timer GMT42h
Ultra-Thin Calendar Dress Watch 38mm—
Water Resistance
Strat-o-timer GMT200m
Ultra-Thin Calendar Dress Watch 38mm50m
MSRP
Strat-o-timer GMT$1,099
Ultra-Thin Calendar Dress Watch 38mm$569
Full specifications
Case
4 specsDiameter
40mm
38mm
Thickness
13.2mm
8mm
Lug-to-Lug
47mm
43mm
Water Resistance
200m
50m
Crystal & Dial
1 specsDial Color
—
—
Movement
2 specsCaliber
Miyota 9075
ST18
Power Reserve
42h
0h
Pricing
1 specsMSRP
$1,099
$569
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