Side by side
Oak & Oscar The Humboldt GMTvsTSAO Baltimore Founders Edition Emerald Sunray
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
The Humboldt GMT39.5mm
Founders Edition Emerald Sunray42mm
Power Reserve
The Humboldt GMT56 hoursh
Founders Edition Emerald Sunray42h
Water Resistance
The Humboldt GMT200m
Founders Edition Emerald Sunray100m
MSRP
The Humboldt GMT$2,175
Founders Edition Emerald Sunray$425
Full specifications
Case
8 specsCategory
GMT
—
Diameter
39.5mm
42mm
Thickness
12.5mm
14mm
Lug-to-Lug
46.8mm
50mm
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
Inner
Dial Color
White
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Sellita SW330
Miyota 9015
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
42h
Pricing
1 specsMSRP
$2,175
$425
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