Side by side
Halios Seaforth IVvsSeiko Essentials Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Seaforth IV40mm
Essentials Automatic41.2mm
Power Reserve
Seaforth IV40h
Essentials Automatic41h
Water Resistance
Seaforth IV200m
Essentials Automatic100m
MSRP
Seaforth IV$765
Essentials Automatic$315
Full specifications
Case
6 specsCategory
Diver
Dress
Diameter
40mm
41.2mm
Thickness
12.4mm
11.8mm
Lug-to-Lug
46.5mm
48.5mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
2 specsCrystal
Sapphire (double-domed)
Hardlex
Dial Color
Blue
Black
Movement
3 specsCaliber
Sellita SW200-2
4R35
Power Reserve
40h
41h
Jewels
25
23
Pricing
1 specsMSRP
$765
$315
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