Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsSpinnaker Tesei Mille Metri GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Tesei Mille Metri GMT44mm
Power Reserve
Sea Storm MK2 GMT40h
Tesei Mille Metri GMT40h
Water Resistance
Sea Storm MK2 GMT300m
Tesei Mille Metri GMT1,000m
MSRP
Sea Storm MK2 GMT$415
Tesei Mille Metri GMT$559
Full specifications
Case
7 specsCategory
Diver
GMT
Diameter
41.50mm
44mm
Thickness
14.15mm
16mm
Lug-to-Lug
48.50mm
52mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
1000m
Crystal & Dial
1 specsLume
BGW9
None
Movement
1 specsCaliber
NH34
Seiko NH34A
Pricing
1 specsMSRP
$415
$559
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