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Airain Watches Sous-MarinevsSeiko Baby Alpinist

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

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Sous-Marine
Airain WatchesSous-Marine
MSRP $2,050
Baby Alpinist
SeikoBaby Alpinist
MSRP $725
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Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
Sous-Marine37.5mm
Baby Alpinist38mm
Power Reserve
Sous-Marine68h
Baby Alpinist70h
Water Resistance
Sous-Marine200m
Baby Alpinist200m
MSRP
Sous-Marine$2,050
Baby Alpinist$725

Full specifications

Case

4 specs
Category
—
Field
Diameter
37.5mm
38mm
Thickness
10.45mm
12.9mm
Lug-to-Lug
48.2mm
46mm

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
Super-LumiNova C3
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
La Joux-Perret G100
6R35
Power Reserve
68h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$2,050
$725
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