Side by side
Borealis Watch Co. Sea Storm MK2vsTissot Heritage 1973
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Sea Storm MK241.50mm
Heritage 197343mm
Power Reserve
Sea Storm MK240h
Heritage 197360h
Water Resistance
Sea Storm MK2300m
Heritage 1973100m
MSRP
Sea Storm MK2$475
Heritage 1973$2,575
Full specifications
Case
6 specsCategory
Diver
Chronograph
Diameter
41.50mm
43mm
Thickness
14.15mm
14.8mm
Lug-to-Lug
48.50mm
46.6mm
Lug Width
20mm
22mm
Water Resistance
300m
100m
Crystal & Dial
5 specsCrystal Shape
Flat
Domed
AR Coating
Inner
Yes
Dial Color
Black
Silver
Indices
Applied
Indexes
Lume
BGW9
Super-LumiNova ®
Movement
2 specsCaliber
NH38
Valjoux
Power Reserve
40h
60h
Pricing
1 specsMSRP
$475
$2,575
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