Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsPompeak Sub-Aquatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
A4 Prelude 37 GMT Light Blue37.4mm
Sub-Aquatic40mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
Sub-Aquatic38h
Water Resistance
A4 Prelude 37 GMT Light Blue200m
Sub-Aquatic200m
MSRP
A4 Prelude 37 GMT Light Blue$325
Sub-Aquatic$915
Full specifications
Case
4 specsDiameter
37.4mm
40mm
Thickness
12.1mm
13mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
904L Stainless Steel
Crystal & Dial
1 specsDial Color
—
Black
Movement
2 specsCaliber
Seiko NH34
Sellita SW200-1
Power Reserve
40h
38h
Pricing
1 specsMSRP
$325
$915
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