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

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $2,200 for the Aera Instruments C-1 — a $1,650 gap before any retailer discounting.

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

The Hemel Sky Racer Mechanical 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 Mechanical?

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

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

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

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

The Aera Instruments C-1 runs a automatic caliber (SW510 BH B), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Aera Instruments C-1vsHemel Sky Racer Mechanical

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 Mechanical

HF37MNB

MSRP $550

At a glance

14 of 29 specs differ

Diameter

C-142mm

Sky Racer Mechanical43mm

Power Reserve

C-156h

Sky Racer Mechanical40h

Water Resistance

C-1100m

Sky Racer Mechanical50m

MSRP

C-1$2,200

Sky Racer Mechanical$550

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Cloud

Black

Movement

4 specs

Caliber

SW510 BH B

Seagull ST19

Type

Automatic

Manual

Power Reserve

56h

40h

Jewels

Pricing

1 specs

MSRP

$2,200

$550

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Aera Instruments C-1vsHemel Sky Racer Mechanical

At a glance

Full specifications

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