Side by side
Halios Seaforth IVvsVaer D4 Outerknown Solar Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
Seaforth IV40mm
D4 Outerknown Solar Diver39mm
Power Reserve
Seaforth IV40h
D4 Outerknown Solar Diver40h
Water Resistance
Seaforth IV200m
D4 Outerknown Solar Diver200m
MSRP
Seaforth IV$765
D4 Outerknown Solar Diver$549
Full specifications
Case
4 specsDiameter
40mm
39mm
Thickness
12.4mm
13.18mm
Lug-to-Lug
46.5mm
46mm
Material
Titanium
316L Stainless Steel
Crystal & Dial
1 specsCrystal
Sapphire (double-domed)
Domed Sapphire
Movement
2 specsCaliber
Sellita SW200-2
—
Type
Automatic
Quartz
Pricing
1 specsMSRP
$765
$549
Follow this matchup
Get a note when Halios Seaforth IV vs Vaer D4 Outerknown Solar Diver gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Vaer D4 Outerknown Solar DivervsYEMA x Alain Silberstein Limited EditionVaer D4 Outerknown Solar DivervsYEMA x Silberstein Marine 2 CMM.20 Limited EditionHemel HD24 AutomaticvsVaer D4 Outerknown Solar DiverPraesidus A-5 UDTvsVaer D4 Outerknown Solar DiverHalios Seaforth IVvsYema Navygraf Marine Nationale QuartzHalios Seaforth IVvsYema Navygraf FSM Bronze