Aera Instruments M-1vsTudor Ranger

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Aera Instruments M-1 at true scale

M-1

Tudor Ranger at true scale

Ranger

Diameter

39mm

39mm

Lug-to-Lug

47.6mm

n/a

Thickness

13.1mm

12mm

lowest

Water Resistance

100m

100m

Power Reserve

42h

70h

highest

Movement

Sellita SW216-1

MT5402

Case

3 specs
Thickness
13.14mm
12mm
Lug-to-Lug
47.6mm
n/a
Material
Stainless Steel
steel

Crystal & Dial

2 specs
Dial Color
Dune
n/a
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW216-1
MT5402
Type
Manual
Automatic
Power Reserve
42h
70h
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