Side by side

Aera Instruments M-1vsNadir Vespera

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

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M-1
Aera InstrumentsM-1
Vespera
NadirVespera
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Buy used on eBay ↗
Buy from Nadir ↗
Buy used on eBay ↗

At a glance

8 of 29 specs differ
Diameter
M-139mm
Vespera42mm
Power Reserve
M-142h
Vespera42h
Water Resistance
M-1100m
Vespera100m
MSRP
M-1—
Vespera—

Full specifications

Case

3 specs
Diameter
39mm
42mm
Thickness
13.14mm
12.3mm
Lug-to-Lug
47.6mm
47mm

Crystal & Dial

2 specs
Dial Color
Dune
Grey
Lume
Super-LumiNova
Super-LumiNova BGW9

Movement

3 specs
Caliber
Sellita SW216-1
Miyota 9015
Type
Manual
Automatic
Jewels
25
24
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