Side by side

Alexander James Watches A4 Prelude 37 GMTvsBoldr Blastoise

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
Blastoise
BoldrBlastoise
MSRP $449
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At a glance

9 of 29 specs differ
Diameter
A4 Prelude 37 GMT37.4mm
Blastoise40mm
Power Reserve
A4 Prelude 37 GMT—
Blastoise40h
Water Resistance
A4 Prelude 37 GMT200m
Blastoise200m
MSRP
A4 Prelude 37 GMT—
Blastoise$449

Full specifications

Case

4 specs
Category
—
Diver
Diameter
37.4mm
40mm
Thickness
12.1mm
12mm
Lug-to-Lug
44.7mm
49.5mm

Crystal & Dial

2 specs
Dial Color
White
Blastoise
Lume
BGW9
Super-LumiNova

Movement

2 specs
Caliber
Seiko NH34
Seiko (SII) NH37
Power Reserve
—
40h

Pricing

1 specs
MSRP
—
$449
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