Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsTraska Seafarer Charcoal
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
A4 Prelude 37 GMT Light Blue37.4mm
Seafarer Charcoal40mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
Seafarer Charcoal42h
Water Resistance
A4 Prelude 37 GMT Light Blue200m
Seafarer Charcoal150m
MSRP
A4 Prelude 37 GMT Light Blue$325
Seafarer Charcoal$665
Full specifications
Case
6 specsCategory
—
Diver
Diameter
37.4mm
40mm
Thickness
12.1mm
12mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
200m
150m
Crystal & Dial
3 specsAR Coating
Inner
Underside
Dial Color
—
White
Lume
None
Super-LumiNova BGW9
Movement
4 specsCaliber
Seiko NH34
9039
Power Reserve
40h
42h
Jewels
25
24
Complications
None
Chronograph
Pricing
1 specsMSRP
$325
$665
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