Side by side

Aera Instruments M-1vsAstor + Banks Fortitude Lite

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

M-1
Aera InstrumentsM-1
Fortitude Lite
Astor + BanksFortitude Lite
MSRP $650

At a glance

12 of 29 specs differ
Diameter
M-139mm
Fortitude Lite38.5mm
Power Reserve
M-142h
Fortitude Lite40h
Water Resistance
M-1100m
Fortitude Lite200m
MSRP
M-1—
Fortitude Lite$650

Full specifications

Case

6 specs
Category
—
Sport
Diameter
39mm
38.5mm
Thickness
13.14mm
10.9mm
Lug-to-Lug
47.6mm
45.5mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
Dune
Maíz
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW216-1
Miyota 9039
Type
Manual
Automatic
Power Reserve
42h
40h

Pricing

1 specs
MSRP
—
$650

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