Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsSerket Watch Co Reef
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
Reef46mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
Reef38h
Water Resistance
A4 Prelude 37 GMT Light Blue200m
Reef300m
MSRP
A4 Prelude 37 GMT Light Blue$325
Reef$899
Full specifications
Case
5 specsDiameter
37.4mm
46mm
Thickness
12.1mm
14mm
Lug-to-Lug
46mm
52mm
Lug Width
20mm
24mm
Water Resistance
200m
300m
Crystal & Dial
1 specsDial Color
—
Black
Movement
2 specsCaliber
Seiko NH34
Sellita SW200-1
Power Reserve
40h
38h
Pricing
1 specsMSRP
$325
$899
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