Side by side
Mark Time Watches M 4vsSeiko 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
11 of 29 specs differDiameter
M 439mm
Prospex Sea 1968 Heritage Diver's GMT Watch42mm
Power Reserve
M 4—
Prospex Sea 1968 Heritage Diver's GMT Watch72h
Water Resistance
M 4300m
Prospex Sea 1968 Heritage Diver's GMT Watch300m
MSRP
M 4—
Prospex Sea 1968 Heritage Diver's GMT Watch$1,700
Full specifications
Case
4 specsCategory
—
Diver
Diameter
39mm
42mm
Thickness
12.1mm
13.3mm
Lug-to-Lug
46mm
48.6mm
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Miyota 9039
6R54
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$1,700
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