Side by side

Aera Instruments M-1vsLongines MASTER COLLECTION MOONPHASE

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

M-1
Aera InstrumentsM-1
MASTER COLLECTION MOONPHASE
LonginesMASTER COLLECTION MOONPHASE
MSRP $3,500

At a glance

21 of 29 specs differ
Diameter
M-139mm
MASTER COLLECTION MOONPHASE34mm
Power Reserve
M-142h
MASTER COLLECTION MOONPHASE—
Water Resistance
M-1100m
MASTER COLLECTION MOONPHASE30m
MSRP
M-1—
MASTER COLLECTION MOONPHASE$3,500

Full specifications

Case

8 specs
Category
—
Moonphase
Diameter
39mm
34mm
Thickness
13.14mm
11.2mm
Lug-to-Lug
47.6mm
49.7mm
Lug Width
20mm
21mm
Finish
Brushed and polished
—
Water Resistance
100m
30m
Caseback
Solid
—

Crystal & Dial

5 specs
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Dune
Silver
Indices
Applied
—
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
Sellita SW216-1
L899.5
Type
Manual
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
—
$3,500

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