Side by side
Marnaut Safe Harbour 100CvsSeiko 5KX
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Safe Harbour 100C39mm
5KX42.5mm
Power Reserve
Safe Harbour 100C41h
5KX41h
Water Resistance
Safe Harbour 100C100m
5KX100m
MSRP
Safe Harbour 100C$899
5KX$350
Full specifications
Case
5 specsCategory
—
Diver
Diameter
39mm
42.5mm
Thickness
13mm
13.4mm
Lug-to-Lug
45mm
46mm
Lug Width
20mm
22mm
Crystal & Dial
2 specsCrystal
Sapphire
Hardlex
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Sellita SW200-1
4R36
Power Reserve
41h
41h
Jewels
25
24
Pricing
1 specsMSRP
$899
$350
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Marnaut Safe Harbour 100C vs Seiko 5KX gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Marnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)vsSeiko 5KXPompeak Sub-AquaticvsSeiko 5KXEza 1972 DivervsSeiko 5KXCircula Watches SuperSportvsSeiko 5KXSpinnaker Golden EclipsevsMarnaut Safe Harbour 100CMarnaut Safe Harbour 100CvsSpinnaker Hull Commander