Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsDecima Gatekeeper
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
A4 Prelude 37 GMT Light Blue37.4mm
Gatekeeper38mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
Gatekeeper42h
Water Resistance
A4 Prelude 37 GMT Light Blue200m
Gatekeeper50m
MSRP
A4 Prelude 37 GMT Light Blue$325
Gatekeeper$599
Full specifications
Case
4 specsDiameter
37.4mm
38mm
Thickness
12.1mm
9.9mm
Lug Width
20mm
—
Water Resistance
200m
50m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Dial Color
—
White
Movement
2 specsCaliber
Seiko NH34
Miyota 9039
Power Reserve
40h
42h
Pricing
1 specsMSRP
$325
$599
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