Side by side
Marathon Steel Navigator SSNAV QuartzvsMelbourne Watch Company Portsea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Steel Navigator SSNAV Quartz41mm
Portsea40mm
Power Reserve
Steel Navigator SSNAV Quartz40h
Portsea—
Water Resistance
Steel Navigator SSNAV Quartz60m
Portsea100m
MSRP
Steel Navigator SSNAV Quartz$1,000
Portsea$597
Full specifications
Case
7 specsCategory
Pilot
—
Diameter
41mm
40mm
Thickness
11mm
13mm
Lug-to-Lug
48mm
—
Lug Width
20mm
—
Material
316L Stainless Steel
Stainless Steel
Water Resistance
60m
100m
Movement
3 specsCaliber
Swiss High-Torque Quartz
Miyota Cal. 9122
Type
Quartz
Automatic
Power Reserve
40h
—
Pricing
1 specsMSRP
$1,000
—
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