Side by side
Halios Seaforth IVvsSugess S388 Seagull 1780
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
S388 Seagull 178040mm
Power Reserve
Seaforth IV40h
S388 Seagull 178035h
Water Resistance
Seaforth IV200m
S388 Seagull 17805m
MSRP
Seaforth IV$765
S388 Seagull 1780$399
Full specifications
Case
6 specsCategory
Diver
Chronograph
Thickness
12.4mm
11mm
Lug-to-Lug
46.5mm
46mm
Material
Titanium
Stainless Steel
Water Resistance
200m
5m
Caseback
Solid
Display
Crystal & Dial
1 specsCrystal
Sapphire (double-domed)
Sapphire
Movement
4 specsCaliber
Sellita SW200-2
Watch 1780
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
35h
Complications
None
GMT, Chronograph, Moonphase, Date, Power reserve indicator
Pricing
1 specsMSRP
$765
$399
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