Side by side
Oak & Oscar The Humboldt GMT TitaniumvsSeiko 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
14 of 29 specs differDiameter
The Humboldt GMT Titanium39.5mm
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
Water Resistance
The Humboldt GMT Titanium200m
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
MSRP
The Humboldt GMT Titanium$2,950
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800
Full specifications
Case
5 specsCategory
GMT
Diver
Thickness
12.5mm
12.3mm
Lug-to-Lug
46.8mm
47.2mm
Material
Grade 5 Titanium
Stainless Steel
Caseback
Solid screw-down
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Box
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel
Movement
4 specsCaliber
Sellita SW330
6L37
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
45h
Jewels
25
26
Pricing
1 specsMSRP
$2,950
$2,800
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