Side by side
Serket Watch Co Blackpool GMTvsSeiko Prospex Sea 1968 Heritage Diver's GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Blackpool GMT40mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Blackpool GMT—
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Blackpool GMT200m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Blackpool GMT$379
Prospex Sea 1968 Heritage Diver's GMT$1,500
Full specifications
Case
4 specsCategory
—
Diver
Diameter
40mm
42mm
Thickness
11.5mm
12.9mm
Lug-to-Lug
47mm
48.6mm
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Beige
Black
Lume
SuperLuminova
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH34
6R54
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
$379
$1,500
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