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
21 of 29 specs differDiameter
M-139mm
MASTER COLLECTION29mm
Power Reserve
M-142h
MASTER COLLECTION72h
Water Resistance
M-1100m
MASTER COLLECTION30m
MSRP
M-1—
MASTER COLLECTION$2,650
Full specifications
Case
8 specsCategory
—
—
Diameter
39mm
29mm
Thickness
13.14mm
9.64mm
Lug-to-Lug
47.6mm
49.6mm
Lug Width
20mm
21mm
Finish
Brushed and polished
—
Water Resistance
100m
30m
Caseback
Solid
—
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Dune
Black
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
7 specsCaliber
Sellita SW216-1
L888.5
Type
Manual
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
—
$2,650
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