Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsGrand Seiko SBGP009
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
SBGP00940mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
SBGP00940h
Water Resistance
The Humboldt GMT USSS Edition200m
SBGP009100m
MSRP
The Humboldt GMT USSS Edition$2,200
SBGP009$3,100
Full specifications
Case
7 specsCategory
GMT
Dress
Diameter
39.5mm
40mm
Thickness
12.5mm
10.6mm
Lug-to-Lug
46.8mm
47mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m
Caseback
Engraved
Solid
Crystal & Dial
3 specsCrystal Shape
Double-domed
Flat
AR Coating
Inner
Yes
Lume
Super-LumiNova BGW9
None
Movement
3 specsCaliber
Sellita SW330
9F85
Type
Automatic
Quartz
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,200
$3,100
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