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 Sea41.3mm
Power Reserve
The Humboldt Seven Year42h
Prospex Sea72h
Water Resistance
The Humboldt Seven Year200m
Prospex Sea300m
MSRP
The Humboldt Seven Year$2,400
Prospex Sea$1,100
Full specifications
Case
6 specsCategory
Tool
Diver
Diameter
39.5mm
41.3mm
Thickness
12.4mm
12.5mm
Lug-to-Lug
46.8mm
48.2mm
Material
316L Stainless Steel + Brass
Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
3 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel
Movement
5 specsCaliber
Sellita SW300
6R55
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
72h
Jewels
25
24
Complications
GMT, Chronograph, Date
None
Pricing
1 specsMSRP
$2,400
$1,100
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