Side by side
Echo/Neutra 1956 3HvsOak & Oscar The Humboldt GMT USSS Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
1956 3H40mm
The Humboldt GMT USSS Edition39.5mm
Power Reserve
1956 3H41h
The Humboldt GMT USSS Edition56 hoursh
Water Resistance
1956 3H100m
The Humboldt GMT USSS Edition200m
MSRP
1956 3H$1,025
The Humboldt GMT USSS Edition$2,200
Full specifications
Case
7 specsCategory
—
GMT
Diameter
40mm
39.5mm
Thickness
11.9mm
12.5mm
Lug-to-Lug
46mm
46.8mm
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid screw-down
Engraved
Crystal & Dial
3 specsCrystal Shape
Ultra-domed
Double-domed
AR Coating
Underside
Inner
Lume
Superluminova Old Radium
Super-LumiNova BGW9
Movement
4 specsCaliber
Sellita SW200-1 elaboré
Sellita SW330
Power Reserve
41h
56 hoursh
Jewels
26
25
Complications
GMT, Moonphase, Date
None
Pricing
1 specsMSRP
$1,025
$2,200
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