Side by side
Oak & Oscar The Humboldt GMTvsGrand Seiko SBGX363
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
The Humboldt GMT39.5mm
SBGX36332.3mm
Power Reserve
The Humboldt GMT56 hoursh
SBGX36340h
Water Resistance
The Humboldt GMT200m
SBGX363100m
MSRP
The Humboldt GMT$2,175
SBGX363$3,600
Full specifications
Case
9 specsCategory
GMT
Dress
Diameter
39.5mm
32.3mm
Thickness
12.5mm
9mm
Lug-to-Lug
46.8mm
39mm
Lug Width
20mm
15mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Yes
Dial Color
White
Black
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Sellita SW330
9F51
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,175
$3,600
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