Side by side
Beaufort SeatrekkervsMarathon Steel Navigator SSNAV Auto
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Seatrekker39mm
Steel Navigator SSNAV Auto41mm
Power Reserve
Seatrekker42h
Steel Navigator SSNAV Auto40h
Water Resistance
Seatrekker200m
Steel Navigator SSNAV Auto60m
MSRP
Seatrekker—
Steel Navigator SSNAV Auto$1,300
Full specifications
Case
7 specsCategory
—
Pilot
Diameter
39mm
41mm
Thickness
12.55mm
11.5mm
Lug-to-Lug
—
48mm
Lug Width
—
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
60m
Crystal & Dial
2 specsDial Color
Blue
Black
Lume
C3 Super-LumiNova applied to indices and hands for low-light readability.
None
Movement
2 specsCaliber
Miyota 9039
Sellita SW200-1
Power Reserve
42h
40h
Pricing
1 specsMSRP
—
$1,300
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