Side by side
Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsOblvlo GCM Mechanical
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
GCM Mechanical41mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
GCM Mechanical42h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
GCM Mechanical50m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
GCM Mechanical$231
Full specifications
Case
6 specsCategory
Diver
Sport
Thickness
13mm
12mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m
Crystal & Dial
1 specsLume
None
Super-LumiNova
Movement
2 specsCaliber
Sellita SW220-1
Miyota 82S5
Power Reserve
40h
42h
Pricing
1 specsMSRP
$1,800
$231
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