Side by side
Borealis Watch Co. Sea Storm MK2 GMTvsTudor Pelagos Ultra
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Sea Storm MK2 GMT41.50mm
Pelagos Ultra40mm
Power Reserve
Sea Storm MK2 GMT40h
Pelagos Ultra65h
Water Resistance
Sea Storm MK2 GMT300m
Pelagos Ultra1,000m
MSRP
Sea Storm MK2 GMT$415
Pelagos Ultra$6,900
Full specifications
Case
8 specsDiameter
41.50mm
40mm
Thickness
14.15mm
14.5mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Satin
Water Resistance
300m
1000m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Lume
BGW9
None
Movement
6 specsCaliber
NH34
MT5612-U
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$415
$6,900
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