Seiko Prospex Sea 1968 Heritage Diver's GMTvsVertigo 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.
Prospex Sea 1968 Heritage Diver's GMT
Hippocampus
Diameter
42mm
39mm
Lug-to-Lug
48.6mm
46mm
lowest
Thickness
12.9mm
12.5mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
72h
n/a
MSRP
$1,500
$754
lowest
Movement
Seiko 6R54
Miyota 9039
Case
5 specsDiameter
42mm
39mm
Thickness
12.9mm
12.5mm
Lug-to-Lug
48.6mm
46mm
Lug Width
20mm
n/a
Water Resistance
200m
300m
Crystal & Dial
3 specsAR Coating
Anti-reflective coating on inner surface
n/a
Dial Color
n/a
Brown
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova C3 and BGW9
Movement
3 specsCaliber
Seiko 6R54
Miyota 9039
Power Reserve
72h
n/a
Jewels
24
0
Pricing
1 specsMSRP
$1,500
$754
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