Seiko Seiko 5 Sports SKX seriesvsVertigo Watches Hippocampus
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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.

Seiko 5 Sports SKX series

Hippocampus
Diameter
38mm
39mm
Lug-to-Lug
44.2mm
lowest
46mm
Thickness
12.1mm
lowest
12.5mm
Water Resistance
100m
300m
highest
Power Reserve
41h
n/a
MSRP
$350
lowest
$754
Movement
Seiko 4R36
Miyota 9039
Case
5 specsDiameter
38mm
39mm
Thickness
12.1mm
12.5mm
Lug-to-Lug
44.2mm
46mm
Lug Width
20mm
n/a
Water Resistance
100m
300m
Crystal & Dial
3 specsCrystal
Hardlex
Sapphire
Dial Color
n/a
Brown
Lume
LumiBrite on hands and index(es)
Super-LumiNova C3 and BGW9
Movement
3 specsCaliber
Seiko 4R36
Miyota 9039
Power Reserve
41h
n/a
Jewels
24
0
Pricing
1 specsMSRP
$350
$754
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