Side by side
Halios Seaforth IVvsOak & Oscar Team Shuster Humboldt
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Seaforth IV40mm
Team Shuster Humboldt39.5mm
Power Reserve
Seaforth IV40h
Team Shuster Humboldt42 hoursh
Water Resistance
Seaforth IV200m
Team Shuster Humboldt200m
MSRP
Seaforth IV$765
Team Shuster Humboldt$2,022
Full specifications
Case
5 specsCategory
Diver
Tool
Diameter
40mm
39.5mm
Thickness
12.4mm
12.5mm
Lug-to-Lug
46.5mm
46.8mm
Material
Titanium
316L Stainless Steel
Crystal & Dial
5 specsCrystal
Sapphire (double-domed)
Sapphire
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Blue
Navy
Lume
None
Super-LumiNova
Movement
5 specsCaliber
Sellita SW200-2
ETA 2892A2
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
42 hoursh
Jewels
25
21
Complications
None
GMT, Chronograph, Date
Pricing
1 specsMSRP
$765
$2,022
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