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Alexander James Watches A4 Prelude 37 GMTvsBeaufort Seatrekker

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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A4 Prelude 37 GMT
Alexander James WatchesA4 Prelude 37 GMT
Seatrekker
BeaufortSeatrekker
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At a glance

8 of 29 specs differ
Diameter
A4 Prelude 37 GMT37.4mm
Seatrekker39mm
Power Reserve
A4 Prelude 37 GMT—
Seatrekker42h
Water Resistance
A4 Prelude 37 GMT200m
Seatrekker200m
MSRP
A4 Prelude 37 GMT—
Seatrekker—

Full specifications

Case

4 specs
Diameter
37.4mm
39mm
Thickness
12.1mm
12.55mm
Lug-to-Lug
44.7mm
—
Lug Width
20mm
—

Crystal & Dial

2 specs
Dial Color
White
Blue
Lume
BGW9
C3 Super-LumiNova applied to indices and hands for low-light readability.

Movement

2 specs
Caliber
Seiko NH34
Miyota 9039
Power Reserve
—
42h
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