Side by side
Oak & Oscar The AtwoodvsBorealis Watch Co. Sea Storm MK2 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
The Atwood39mm
Sea Storm MK2 GMT41.50mm
Power Reserve
The Atwood58 hoursh
Sea Storm MK2 GMT40h
Water Resistance
The Atwood50m
Sea Storm MK2 GMT300m
MSRP
The Atwood$2,650
Sea Storm MK2 GMT$415
Full specifications
Case
8 specsCategory
Chronograph
Diver
Diameter
39mm
41.50mm
Thickness
12.9mm
14.15mm
Lug-to-Lug
46mm
48.50mm
Lug Width
20mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
300m
Caseback
Solid screw-down
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
Black
Lume
Super-LumiNova
BGW9
Movement
5 specsCaliber
Sellita AMT5100M
NH34
Type
Manual
Automatic
Beat Rate
4 vph
28,800 vph
Power Reserve
58 hoursh
40h
Jewels
23
25
Pricing
1 specsMSRP
$2,650
$415
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