Side by side
Borealis Watch Co. JamantavsSeiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Jamanta42.50mm
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition40mm
Power Reserve
Jamanta40h
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition72h
Water Resistance
Jamanta300m
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition300m
MSRP
Jamanta$415
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition$1,550
Full specifications
Case
4 specsDiameter
42.50mm
40mm
Thickness
13.30mm
13mm
Lug-to-Lug
50.40mm
46.4mm
Lug Width
22mm
20mm
Crystal & Dial
3 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
BGW9
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Miyota 9015
6R55
Power Reserve
40h
72h
Jewels
25
24
Pricing
1 specsMSRP
$415
$1,550
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