Which is cheaper, the Aera Instruments C-1 or the Hemel Sky Racer Automatic?

At MSRP the Hemel Sky Racer Automatic is the cheaper of the two at $700, against $2,200 for the Aera Instruments C-1 — a $1,500 gap before any retailer discounting.

Which is bigger, the Aera Instruments C-1 or the Hemel Sky Racer Automatic?

The Hemel Sky Racer Automatic wears larger at 43mm versus 42mm for the Aera Instruments C-1 — a 1mm difference across the dial.

Which has better water resistance, the Aera Instruments C-1 or the Hemel Sky Racer Automatic?

The Aera Instruments C-1 is rated to 100m versus 50m for the Hemel Sky Racer Automatic.

Which has a longer power reserve, the Aera Instruments C-1 or the Hemel Sky Racer Automatic?

The Aera Instruments C-1 carries a 56-hour power reserve against 40 hours on the Hemel Sky Racer Automatic.

What movement does the Aera Instruments C-1 run compared to the Hemel Sky Racer Automatic?

Both watches run automatic movements — the Aera Instruments C-1 uses the SW510 BH B and the Hemel Sky Racer Automatic uses the SL4617.

Side by side

Aera Instruments C-1vsHemel Sky Racer Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Aera Instruments C-1

MSRP $2,200

Hemel Sky Racer Automatic

sky-racer

MSRP $700

At a glance

13 of 29 specs differ

Diameter

C-142mm

Sky Racer Automatic43mm

Power Reserve

C-156h

Sky Racer Automatic40h

Water Resistance

C-1100m

Sky Racer Automatic50m

MSRP

C-1$2,200

Sky Racer Automatic$700

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Cloud

Panda

Movement

3 specs

Caliber

SW510 BH B

SL4617

Power Reserve

56h

40h

Jewels

Pricing

1 specs

MSRP

$2,200

$700

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Aera Instruments C-1vsHemel Sky Racer Automatic

At a glance

Full specifications

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