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Aera Instruments M-1vsImpossible Watch Company IMP Chronograph

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
IMP Chronograph
Impossible Watch CompanyIMP Chronograph
MSRP $595
Buy from Aera Instruments ↗
Buy used on eBay ↗
Buy from Impossible Watch Company ↗
Buy used on eBay ↗

At a glance

9 of 29 specs differ
Diameter
M-139mm
IMP Chronograph38.5mm
Power Reserve
M-142h
IMP Chronograph42h
Water Resistance
M-1100m
IMP Chronograph30m
MSRP
M-1—
IMP Chronograph$595

Full specifications

Case

4 specs
Diameter
39mm
38.5mm
Thickness
13.14mm
13.5mm
Lug-to-Lug
47.6mm
—
Water Resistance
100m
30m

Crystal & Dial

3 specs
Crystal
Sapphire
K1
Dial Color
Dune
Silver Gilt
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Sellita SW216-1
Seagull ST1901

Pricing

1 specs
MSRP
—
$595
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