Side by side
Jack Mason Strat-o-timer GMTvsNaga Watches Spire
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 GMT40mm
Spire39mm
Power Reserve
Strat-o-timer GMT42h
Spire—
Water Resistance
Strat-o-timer GMT200m
Spire100m
MSRP
Strat-o-timer GMT$1,099
Spire$853
Full specifications
Case
5 specsDiameter
40mm
39mm
Thickness
13.2mm
9.9mm
Lug-to-Lug
47mm
—
Lug Width
20mm
—
Water Resistance
200m
100m
Crystal & Dial
1 specsDial Color
—
White
Movement
2 specsCaliber
Miyota 9075
Miyota 9039
Power Reserve
42h
—
Pricing
1 specsMSRP
$1,099
—
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