Side by side
Decima GatekeepervsTedoro Harmony GMT Sarab
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Gatekeeper38mm
Harmony GMT Sarab39mm
Power Reserve
Gatekeeper42h
Harmony GMT Sarab40h
Water Resistance
Gatekeeper50m
Harmony GMT Sarab100m
MSRP
Gatekeeper$599
Harmony GMT Sarab$785
Full specifications
Case
4 specsDiameter
38mm
39mm
Thickness
9.9mm
—
Lug-to-Lug
46mm
—
Water Resistance
50m
100m
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
White
Mother of Pearl
Movement
2 specsCaliber
Miyota 9039
Miyota 9075
Power Reserve
42h
40h
Pricing
1 specsMSRP
$599
$785
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