Side by side
Orient Star M42 Diver 1964 1st Edition F6 Date 200mvsSeiko 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
M42 Diver 1964 1st Edition F6 Date 200m41mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
M42 Diver 1964 1st Edition F6 Date 200m50h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
M42 Diver 1964 1st Edition F6 Date 200m200m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
M42 Diver 1964 1st Edition F6 Date 200m$1,350
Prospex Sea 1968 Heritage Diver's GMT$1,500
Full specifications
Case
4 specsDiameter
41mm
42mm
Thickness
14.5mm
12.9mm
Lug-to-Lug
49.6mm
48.6mm
Finish
—
—
Crystal & Dial
3 specsAR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Blue grey gradation
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
F6N47
6R54
Power Reserve
50h
72h
Jewels
22
24
Pricing
1 specsMSRP
$1,350
$1,500
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