Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsSerket Watch Co Reef X Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
7 of 29 specs differDiameter
A4 Prelude 37 GMT Light Blue37.4mm
Reef X Diver43mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
Reef X Diver40h
Water Resistance
A4 Prelude 37 GMT Light Blue200m
Reef X Diver200m
MSRP
A4 Prelude 37 GMT Light Blue$325
Reef X Diver$499
Full specifications
Case
4 specsDiameter
37.4mm
43mm
Thickness
12.1mm
12.7mm
Lug-to-Lug
46mm
50mm
Lug Width
20mm
22mm
Crystal & Dial
1 specsDial Color
—
Pink
Movement
1 specsCaliber
Seiko NH34
Seiko NH35
Pricing
1 specsMSRP
$325
$499
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