Side by side
MKII Project 300vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Project 30041.25mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
Project 300—
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
Project 300300m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
Project 300$1,995
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Full specifications
Case
5 specsCategory
—
Diver
Diameter
41.25mm
44mm
Thickness
13.45mm
13mm
Lug-to-Lug
—
49.3mm
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
ETA 2824-2
8L35
Power Reserve
—
50h
Jewels
25
26
Pricing
1 specsMSRP
$1,995
$3,300
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 MKII Project 300 vs Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition 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.
Magrette KaitiakivsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionPook Watches Ilmari40vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionCWC 1980 RN Divers Automatic Re-Issue WatchvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionCrafter Blue Mechanic Ocean Mark IIvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionEcho/Neutra Cristallo Professional Diver 500mvsMKII Project 300Geckota Sea-Hunter Dive WatchvsMKII Project 300