Side by side

Aera Instruments M-1vsMarathon Steel Navigator SSNAV-D Auto

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

M-1
Aera InstrumentsM-1
Steel Navigator SSNAV-D Auto
MarathonSteel Navigator SSNAV-D Auto
MSRP $1,400

At a glance

12 of 29 specs differ
Diameter
M-139mm
Steel Navigator SSNAV-D Auto41mm
Power Reserve
M-142h
Steel Navigator SSNAV-D Auto40h
Water Resistance
M-1100m
Steel Navigator SSNAV-D Auto60m
MSRP
M-1—
Steel Navigator SSNAV-D Auto$1,400

Full specifications

Case

6 specs
Category
—
Pilot
Diameter
39mm
41mm
Thickness
13.14mm
11mm
Lug-to-Lug
47.6mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
60m

Crystal & Dial

2 specs
Dial Color
Dune
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW216-1
Sellita SW220-1
Type
Manual
Automatic
Power Reserve
42h
40h

Pricing

1 specs
MSRP
—
$1,400

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