Side by side
Alexander James Watches A4 Prelude 37 GMTvsSpinnaker Spence 300
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
A4 Prelude 37 GMT37.4mm
Spence 30040mm
Power Reserve
A4 Prelude 37 GMT—
Spence 30040h
Water Resistance
A4 Prelude 37 GMT200m
Spence 300300m
MSRP
A4 Prelude 37 GMT—
Spence 300$650
Full specifications
Case
6 specsCategory
—
Diver
Diameter
37.4mm
40mm
Thickness
12.1mm
11.5mm
Lug-to-Lug
44.7mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
2 specsDial Color
White
Aquamarine
Lume
BGW9
None
Movement
2 specsCaliber
Seiko NH34
SII NH35A
Power Reserve
—
40h
Pricing
1 specsMSRP
—
$650
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