Side by side
Gruppo Gamma Vanguard Steel DatevsJack Mason Strat-o-timer 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
Vanguard Steel Date42mm
Strat-o-timer GMT40mm
Power Reserve
Vanguard Steel Date42h
Strat-o-timer GMT42h
Water Resistance
Vanguard Steel Date100m
Strat-o-timer GMT200m
MSRP
Vanguard Steel Date$790
Strat-o-timer GMT$1,099
Full specifications
Case
5 specsDiameter
42mm
40mm
Thickness
12.6mm
13.2mm
Lug-to-Lug
49.5mm
47mm
Lug Width
22mm
20mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Forged Carbon
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Miyota 9015
Miyota 9075
Power Reserve
42h
42h
Complications
Date
None
Pricing
1 specsMSRP
$790
$1,099
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