Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsMeia Lua Callisto
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
Callisto42mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
Callisto40h
Water Resistance
The Humboldt GMT USSS Edition200m
Callisto100m
MSRP
The Humboldt GMT USSS Edition$2,200
Callisto$661
Full specifications
Case
8 specsCategory
GMT
—
Diameter
39.5mm
42mm
Thickness
12.5mm
13.5mm
Lug-to-Lug
46.8mm
48mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m
Caseback
Engraved
Solid
Crystal & Dial
3 specsCrystal Shape
Double-domed
Flat
Dial Color
Black
—
Lume
Super-LumiNova BGW9
Super-LumiNova
Movement
2 specsCaliber
Sellita SW330
Miyota 9122
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,200
—
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