Side by side
Oak & Oscar The Humboldt GMT USSS EditionvsBoldr The T Rex By Boldr X Nitecore
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
The Humboldt GMT USSS Edition39.5mm
The T Rex By Boldr X Nitecore40mm
Power Reserve
The Humboldt GMT USSS Edition56 hoursh
The T Rex By Boldr X Nitecore40h
Water Resistance
The Humboldt GMT USSS Edition200m
The T Rex By Boldr X Nitecore200m
MSRP
The Humboldt GMT USSS Edition$2,200
The T Rex By Boldr X Nitecore$499
Full specifications
Case
6 specsCategory
GMT
Diver
Diameter
39.5mm
40mm
Thickness
12.5mm
12.3mm
Lug-to-Lug
46.8mm
46mm
Material
316L Stainless Steel
Stainless Steel
Caseback
Engraved
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Flat
AR Coating
Inner
Yes
Dial Color
Black
T-Rex by BOLDR x Nitecore
Lume
Super-LumiNova BGW9
Super-LumiNova
Movement
2 specsCaliber
Sellita SW330
Seiko NH35A
Power Reserve
56 hoursh
40h
Pricing
1 specsMSRP
$2,200
$499
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