Side by side
Duckworth Prestex Original AutomaticvsMarathon Steel Navigator SSNAV Auto
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Original Automatic39mm
Steel Navigator SSNAV Auto41mm
Power Reserve
Original Automatic40h
Steel Navigator SSNAV Auto40h
Water Resistance
Original Automatic200m
Steel Navigator SSNAV Auto60m
MSRP
Original Automatic$775
Steel Navigator SSNAV Auto$1,300
Full specifications
Case
6 specsCategory
—
Pilot
Diameter
39mm
41mm
Thickness
11mm
11.5mm
Lug-to-Lug
46.5mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
60m
Crystal & Dial
1 specsDial Color
—
Black
Movement
1 specsCaliber
Miyota 82S5
Sellita SW200-1
Pricing
1 specsMSRP
$775
$1,300
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