Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsSeiko 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
Sea Storm MK2 GMT41.50mm
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition40mm
Power Reserve
Sea Storm MK2 GMT40h
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition72h
Water Resistance
Sea Storm MK2 GMT300m
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition300m
MSRP
Sea Storm MK2 GMT$415
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition$1,550
Full specifications
Case
4 specsDiameter
41.50mm
40mm
Thickness
14.15mm
13mm
Lug-to-Lug
48.50mm
46.4mm
Lug Width
20mm
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
NH34
6R55
Power Reserve
40h
72h
Jewels
25
24
Pricing
1 specsMSRP
$415
$1,550
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