Side by side
Alkin Watches Model OnevsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Model One42mm
Prospex Sea 1968 Heritage Diver's GMT Watch42mm
Power Reserve
Model One—
Prospex Sea 1968 Heritage Diver's GMT Watch72h
Water Resistance
Model One100m
Prospex Sea 1968 Heritage Diver's GMT Watch300m
MSRP
Model One—
Prospex Sea 1968 Heritage Diver's GMT Watch$1,700
Full specifications
Case
6 specsCategory
—
Diver
Diameter
42mm
42mm
Thickness
13.25mm
13.3mm
Lug-to-Lug
50mm
48.6mm
Lug Width
22mm
20mm
Water Resistance
100m
300m
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
Super-LumiNova BGW9
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH35A
6R54
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$1,700
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