Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsTissot Seastar 1000 Powermatic 80 GMT
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 MK2 GMT41.50mm
Seastar 1000 Powermatic 80 GMT46mm
Power Reserve
Sea Storm MK2 GMT40h
Seastar 1000 Powermatic 80 GMT80h
Water Resistance
Sea Storm MK2 GMT300m
Seastar 1000 Powermatic 80 GMT300m
MSRP
Sea Storm MK2 GMT$415
Seastar 1000 Powermatic 80 GMT$1,375
Full specifications
Case
5 specsCategory
Diver
GMT
Diameter
41.50mm
46mm
Thickness
14.15mm
15.4mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
22mm
Crystal & Dial
4 specsCrystal Shape
Flat
Domed
AR Coating
Inner
Yes
Indices
Applied
Indexes
Lume
BGW9
Super-LumiNova ®
Movement
2 specsCaliber
NH34
Powermatic 80
Power Reserve
40h
80h
Pricing
1 specsMSRP
$415
$1,375
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