Side by side
Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsMaystone Watch Co Prosperity GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
Prosperity GMT38mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
Prosperity GMT41h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
Prosperity GMT100m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
Prosperity GMT$443
Full specifications
Case
7 specsCategory
Diver
—
Diameter
41mm
38mm
Thickness
13mm
11.9mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
Red
Lume
None
string
Movement
2 specsCaliber
Sellita SW220-1
Seiko NH34
Power Reserve
40h
41h
Pricing
1 specsMSRP
$1,800
—
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