Side by side
Alexander James Watches A3 Omen IIvsSeestern S456 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
A3 Omen II38mm
S456 GMT41mm
Power Reserve
A3 Omen II40h
S456 GMT41hh
Water Resistance
A3 Omen II100m
S456 GMT200m
MSRP
A3 Omen II$650
S456 GMT$299
Full specifications
Case
7 specsCategory
—
GMT
Diameter
38mm
41mm
Thickness
10.4mm
13mm
Lug-to-Lug
46mm
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
—
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
None
C1
Movement
5 specsCaliber
Miyota 9039
Seiko NH34
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41hh
Jewels
25
24
Complications
None
GMT
Pricing
1 specsMSRP
$650
$299
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