Side by side
Borealis Watch Co. Sea Storm MK2vsTissot Le Locle Open Heart
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Sea Storm MK241.50mm
Le Locle Open Heart39.3mm
Power Reserve
Sea Storm MK240h
Le Locle Open Heart80h
Water Resistance
Sea Storm MK2300m
Le Locle Open Heart30m
MSRP
Sea Storm MK2$475
Le Locle Open Heart$995
Full specifications
Case
6 specsCategory
Diver
Chronograph
Diameter
41.50mm
39.3mm
Thickness
14.15mm
9.75mm
Lug-to-Lug
48.50mm
39.3mm
Lug Width
20mm
19mm
Water Resistance
300m
30m
Crystal & Dial
3 specsDial Color
Black
Silver
Indices
Applied
Roman
Lume
BGW9
None
Movement
2 specsCaliber
NH38
11 1/2'''
Power Reserve
40h
80h
Pricing
1 specsMSRP
$475
$995
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