Side by side
Aera Instruments M-1vsLongines MASTER COLLECTION
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
M-139mm
MASTER COLLECTION29mm
Power Reserve
M-142h
MASTER COLLECTION45h
Water Resistance
M-1100m
MASTER COLLECTION30m
MSRP
M-1—
MASTER COLLECTION$2,350
Full specifications
Case
7 specsDiameter
39mm
29mm
Thickness
13.14mm
9mm
Lug-to-Lug
47.6mm
34.5mm
Lug Width
20mm
15mm
Finish
Brushed and polished
—
Water Resistance
100m
30m
Caseback
Solid
Transparent case back with sapphire crystal
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Dune
Silver
Indices
Applied
Painted Arabic numerals
Movement
7 specsCaliber
Sellita SW216-1
L592.5
Type
Manual
Automatic
Power Reserve
42h
45h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date
Pricing
1 specsMSRP
—
$2,350
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