Side by side
Jack Mason Strat-o-timer GMTvsZelos Hammerhead V3 300m Bronze
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Strat-o-timer GMT42mm
Hammerhead V3 300m Bronze44mm
Power Reserve
Strat-o-timer GMT40h
Hammerhead V3 300m Bronze40h
Water Resistance
Strat-o-timer GMT200m
Hammerhead V3 300m Bronze300m
MSRP
Strat-o-timer GMT$1,149
Hammerhead V3 300m Bronze$449
Full specifications
Case
6 specsCategory
—
Diver
Diameter
42mm
44mm
Thickness
13.2mm
13mm
Lug-to-Lug
49mm
44mm
Material
316L Stainless Steel
Titanium
Water Resistance
200m
300m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
—
Bronze - Frost
Movement
1 specsCaliber
Miyota 9075
Seiko NH35
Pricing
1 specsMSRP
$1,149
$449
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