Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsCamp Watches Fieldtimer
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
A4 Prelude 37 GMT Light Blue37.4mm
Fieldtimer39mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
Fieldtimer42h
Water Resistance
A4 Prelude 37 GMT Light Blue200m
Fieldtimer100m
MSRP
A4 Prelude 37 GMT Light Blue$325
Fieldtimer—
Full specifications
Case
5 specsDiameter
37.4mm
39mm
Thickness
12.1mm
10mm
Lug-to-Lug
46mm
47.2mm
Lug Width
20mm
20mm
Water Resistance
200m
100m
Crystal & Dial
2 specsDial Color
—
Blue
Lume
None
SuperLuminova
Movement
3 specsCaliber
Seiko NH34
Sellita SW210-1b
Type
Automatic
Manual
Power Reserve
40h
42h
Pricing
1 specsMSRP
$325
—
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