Side by side
Alexander James Watches A3 Omen QuartzvsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
A3 Omen Quartz38mm
Prospex SPEEDTIMER39mm
Power Reserve
A3 Omen Quartz40h
Prospex SPEEDTIMER40h
Water Resistance
A3 Omen Quartz100m
Prospex SPEEDTIMER100m
MSRP
A3 Omen Quartz$325
Prospex SPEEDTIMER$725
Full specifications
Case
4 specsCategory
—
Chronograph
Diameter
38mm
39mm
Thickness
10.4mm
13.3mm
Lug-to-Lug
46mm
45.5mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)
Movement
1 specsCaliber
VH31
V192
Pricing
1 specsMSRP
$325
$725
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