Side by side
Oak & Oscar The Humboldt Seven YearvsZelos Helmsman 3
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
The Humboldt Seven Year39.5mm
Helmsman 340mm
Power Reserve
The Humboldt Seven Year42h
Helmsman 340h
Water Resistance
The Humboldt Seven Year200m
Helmsman 3200m
MSRP
The Humboldt Seven Year$2,400
Helmsman 3$529
Full specifications
Case
5 specsCategory
Tool
Diver
Diameter
39.5mm
40mm
Thickness
12.4mm
11.5mm
Lug-to-Lug
46.8mm
40mm
Material
316L Stainless Steel + Brass
316L Stainless Steel
Crystal & Dial
5 specsCrystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Black
SS - Frost
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Sellita SW300
Miyota 9015
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
40h
Complications
GMT, Chronograph, Date
None
Pricing
1 specsMSRP
$2,400
$529
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