Side by side

Aera Instruments M-1vsBranch Horology The Sector

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
The Sector
Branch HorologyThe Sector
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At a glance

9 of 29 specs differ
Diameter
M-139mm
The Sector36mm
Power Reserve
M-142h
The Sector42h
Water Resistance
M-1100m
The Sector—
MSRP
M-1—
The Sector—

Full specifications

Case

5 specs
Diameter
39mm
36mm
Thickness
13.14mm
10.5mm
Lug-to-Lug
47.6mm
42.5mm
Lug Width
20mm
—
Water Resistance
100m
—

Crystal & Dial

3 specs
Crystal
Sapphire
Acrylic
Dial Color
Dune
Silver
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Sellita SW216-1
Sellita SW210-1
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