Side by side
Hitori Somei YoshinovsSeiko Prospex Sea 1968 Heritage Diver's GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
13 of 29 specs differDiameter
Somei Yoshino39.6mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Somei Yoshino41h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Somei Yoshino100m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Somei Yoshino$569
Prospex Sea 1968 Heritage Diver's GMT$1,500
Full specifications
Case
6 specsCategory
—
Diver
Diameter
39.6mm
42mm
Thickness
10.55mm
12.9mm
Lug-to-Lug
46.8mm
48.6mm
Lug Width
—
20mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
—
Anti-reflective coating on inner surface
Dial Color
White
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH35
Seiko 6R54
Power Reserve
41h
72h
Jewels
0
24
Pricing
1 specsMSRP
$569
$1,500
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