Seiko CouturavsUndone Vintage Arctic Blue
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Coutura

Vintage Arctic Blue
Diameter
42mm
40mm
Lug-to-Lug
50.2mm
n/a
Thickness
11.8mm
lowest
12.7mm
Water Resistance
100m
highest
30m
MSRP
$550
$265
lowest
Movement
Seiko 8T63
Seiko VK64
Case
5 specsDiameter
42mm
40mm
Thickness
11.8mm
12.7mm
Lug-to-Lug
50.2mm
n/a
Lug Width
20mm
n/a
Water Resistance
100m
30m
Crystal & Dial
3 specsCrystal
Sapphire
K1
Dial Color
n/a
n/a
Lume
LumiBrite on hands and index(es)
None
Movement
1 specsCaliber
Seiko 8T63
Seiko VK64
Pricing
1 specsMSRP
$550
$265
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