Side by side
Orologi Calamai MK-IIIvsSeiko Prospex Sea 1965 Heritage Diver's Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
MK-III38mm
Prospex Sea 1965 Heritage Diver's Watch40mm
Power Reserve
MK-III38h
Prospex Sea 1965 Heritage Diver's Watch72h
Water Resistance
MK-III50m
Prospex Sea 1965 Heritage Diver's Watch300m
MSRP
MK-III$1,450
Prospex Sea 1965 Heritage Diver's Watch$1,300
Full specifications
Case
5 specsCategory
—
Diver
Diameter
38mm
40mm
Thickness
12.1mm
13mm
Lug-to-Lug
47.5mm
46.4mm
Water Resistance
50m
300m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Sellita SW-200
6R55
Power Reserve
38h
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$1,300
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 Orologi Calamai MK-III vs Seiko Prospex Sea 1965 Heritage Diver's Watch 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.
Akrone C-02 Nérée ArctiquevsSeiko Prospex Sea 1965 Heritage Diver's WatchHoraPictor Customized WatchvsSeiko Prospex Sea 1965 Heritage Diver's WatchMakina MEPHISTO_III (black)vsSeiko Prospex Sea 1965 Heritage Diver's WatchResco SP Field Watch - Stainless (Polished/Blasted)vsSeiko Prospex Sea 1965 Heritage Diver's WatchGeckota Sea-Hunter Dive WatchvsOrologi Calamai MK-IIILorier Hydra SIIIvsOrologi Calamai MK-III