Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsSeiko Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition
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 USSS Edition39.5mm
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition40mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition72h
Water Resistance
The Humboldt GMT USSS Edition200m
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition300m
MSRP
The Humboldt GMT USSS Edition$2,200
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition$1,400
Full specifications
Case
7 specsCategory
GMT
Diver
Diameter
39.5mm
40mm
Thickness
12.5mm
13mm
Lug-to-Lug
46.8mm
46.4mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
300m
Caseback
Engraved
Solid
Crystal & Dial
3 specsCrystal Shape
Double-domed
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
Super-LumiNova BGW9
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Sellita SW330
6R55
Power Reserve
56 hoursh
72h
Jewels
25
24
Pricing
1 specsMSRP
$2,200
$1,400
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