Side by side
Decima GatekeepervsHamilton Jazzmaster Slim Auto
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Gatekeeper38mm
Jazzmaster Slim Auto40mm
Power Reserve
Gatekeeper42h
Jazzmaster Slim Auto50h
Water Resistance
Gatekeeper50m
Jazzmaster Slim Auto30m
MSRP
Gatekeeper$599
Jazzmaster Slim Auto$825
Full specifications
Case
5 specsCategory
—
Dress
Diameter
38mm
40mm
Thickness
9.9mm
8.35mm
Lug Width
—
22mm
Water Resistance
50m
30m
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
White
Black
Movement
2 specsCaliber
Miyota 9039
No caliber
Power Reserve
42h
50h
Pricing
1 specsMSRP
$599
$825
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