Side by side
MKII Key WestvsSeiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Key West40mm
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
Power Reserve
Key West—
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
Water Resistance
Key West200m
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
MSRP
Key West$1,694
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800
Full specifications
Case
5 specsCategory
—
Diver
Diameter
40mm
39.5mm
Thickness
—
12.3mm
Lug-to-Lug
—
47.2mm
Lug Width
—
20mm
Crystal & Dial
3 specsCrystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
ETA 2893-2
6L37
Power Reserve
—
45h
Jewels
25
26
Pricing
1 specsMSRP
—
$2,800
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