Side by side
Marathon OSAR-D (Original SAR with Date) Automatic 41mmvsMelbourne Watch Company Portsea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
OSAR-D (Original SAR with Date) Automatic 41mm41mm
Portsea40mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 41mm40h
Portsea—
Water Resistance
OSAR-D (Original SAR with Date) Automatic 41mm300m
Portsea100m
MSRP
OSAR-D (Original SAR with Date) Automatic 41mm$1,800
Portsea$597
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41mm
40mm
Lug-to-Lug
43.5mm
—
Lug Width
18mm
—
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m
Movement
2 specsCaliber
Sellita SW220-1
Miyota Cal. 9122
Power Reserve
40h
—
Pricing
1 specsMSRP
$1,800
—
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