Side by side
Alexander James Watches A4 Prelude 37 GMT Light BluevsMark Time Watches M 6
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
M 639mm
Power Reserve
A4 Prelude 37 GMT Light Blue40h
M 6—
Water Resistance
A4 Prelude 37 GMT Light Blue200m
M 6100m
MSRP
A4 Prelude 37 GMT Light Blue$325
M 6$495
Full specifications
Case
4 specsDiameter
37.4mm
39mm
Thickness
12.1mm
10.6mm
Lug-to-Lug
46mm
45mm
Water Resistance
200m
100m
Movement
2 specsCaliber
Seiko NH34
Miyota 9039
Power Reserve
40h
—
Pricing
1 specsMSRP
$325
$495
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