Side by side
Jack Mason Strat-o-timer GMTvsSynchron SEALAB Ti300M
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Strat-o-timer GMT42mm
SEALAB Ti300M41mm
Power Reserve
Strat-o-timer GMT40h
SEALAB Ti300M60h
Water Resistance
Strat-o-timer GMT200m
SEALAB Ti300M300m
MSRP
Strat-o-timer GMT$1,149
SEALAB Ti300M—
Full specifications
Case
6 specsDiameter
42mm
41mm
Thickness
13.2mm
11.9mm
Lug-to-Lug
49mm
45mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Titanium
Water Resistance
200m
300m
Movement
2 specsCaliber
Miyota 9075
La Joux-Perret G100
Power Reserve
40h
60h
Pricing
1 specsMSRP
$1,149
—
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