Side by side
Oak & Oscar The Humboldt Seven YearvsSeiko Prospex Sea
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
Prospex Sea43.5mm
Power Reserve
The Humboldt Seven Year42h
Prospex Sea70h
Water Resistance
The Humboldt Seven Year200m
Prospex Sea200m
MSRP
The Humboldt Seven Year$2,400
Prospex Sea$1,500
Full specifications
Case
6 specsCategory
Tool
Diver
Diameter
39.5mm
43.5mm
Thickness
12.4mm
13.3mm
Lug-to-Lug
46.8mm
51mm
Lug Width
20mm
22mm
Material
316L Stainless Steel + Brass
Titanium
Crystal & Dial
3 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
5 specsCaliber
Sellita SW300
6R35
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
70h
Jewels
25
24
Complications
GMT, Chronograph, Date
None
Pricing
1 specsMSRP
$2,400
$1,500
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