Side by side
Marathon Arctic OSAR 41mm AutomaticvsOblvlo JM Rotor
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Arctic OSAR 41mm Automatic41mm
JM Rotor42mm
Power Reserve
Arctic OSAR 41mm Automatic40h
JM Rotor42h
Water Resistance
Arctic OSAR 41mm Automatic300m
JM Rotor50m
MSRP
Arctic OSAR 41mm Automatic$1,800
JM Rotor$299
Full specifications
Case
6 specsCategory
Diver
Sport
Diameter
41mm
42mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m
Crystal & Dial
1 specsDial Color
White
Black
Movement
3 specsCaliber
Sellita SW220-1
Miyota 8215
Power Reserve
40h
42h
Jewels
25
21
Pricing
1 specsMSRP
$1,800
$299
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