Side by side

Halios Seaforth IVvsOak & Oscar The Olmsted Windup Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Seaforth IV
HaliosSeaforth IV
MSRP $765
See the full Seaforth IV
The Olmsted Windup Edition
Oak & OscarThe Olmsted Windup Edition
MSRP $1,775
See the full The Olmsted Windup Edition
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Buy used on eBay ↗
Buy from Oak & Oscar ↗
Buy used on eBay ↗

At a glance

17 of 29 specs differ
Diameter
Seaforth IV40mm
The Olmsted Windup Edition38mm
Power Reserve
Seaforth IV—
The Olmsted Windup Edition50h
Water Resistance
Seaforth IV200m
The Olmsted Windup Edition100m
MSRP
Seaforth IV$765
The Olmsted Windup Edition$1,775

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
40mm
38mm
Thickness
12.4mm
10.8mm
Lug-to-Lug
46.5mm
44.9mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
100m
Caseback
—
Engraved

Crystal & Dial

5 specs
Crystal
Sapphire (double-domed)
Sapphire
Crystal Shape
—
Double-domed
AR Coating
—
Underside
Dial Color
Blue
Grey
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW200-1
Sellita SW300-1
Beat Rate
0 vph
4 vph
Power Reserve
0h
50h
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$765
$1,775
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