Side by side
Praesidus Neptune 44vsSeiko 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
Neptune 4444mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
Neptune 4440h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
Neptune 44200m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
Neptune 44$550
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Full specifications
Case
4 specsThickness
—
13mm
Lug-to-Lug
—
49.3mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Crystal & Dial
5 specsCrystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Patina
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Miyota 9039
8L35
Power Reserve
40h
50h
Jewels
25
26
Pricing
1 specsMSRP
$550
$3,300
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