Side by side
Aera Instruments M-1vsLongines SPIRIT PILOT FLYBACK
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
M-139mm
SPIRIT PILOT FLYBACK39.5mm
Power Reserve
M-142h
SPIRIT PILOT FLYBACK44h
Water Resistance
M-1100m
SPIRIT PILOT FLYBACK100m
MSRP
M-1—
SPIRIT PILOT FLYBACK$5,550
Full specifications
Case
7 specsCategory
—
Pilot
Diameter
39mm
39.5mm
Thickness
13.14mm
13.4mm
Lug-to-Lug
47.6mm
47.4mm
Material
Stainless Steel
Ceramic
Finish
Brushed and polished
—
Caseback
Solid
Screw-down and transparent with sapphire crystal case back
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
Both sides
Dial Color
Dune
Black
Indices
Applied
Applied Arabic numerals
Movement
6 specsCaliber
Sellita SW216-1
L792.4
Power Reserve
42h
44h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, small seconds at 9 o'clock
Pricing
1 specsMSRP
—
$5,550
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