Which is cheaper, the Aera Instruments C-1 or the Seestern S443 Column Wheel Chronograph?

At MSRP the Seestern S443 Column Wheel Chronograph is the cheaper of the two at $10, against $2,200 for the Aera Instruments C-1 — a $2,190 gap before any retailer discounting.

Which is bigger, the Aera Instruments C-1 or the Seestern S443 Column Wheel Chronograph?

The Aera Instruments C-1 wears larger at 42mm versus 40mm for the Seestern S443 Column Wheel Chronograph — a 2mm difference across the dial.

Which has better water resistance, the Aera Instruments C-1 or the Seestern S443 Column Wheel Chronograph?

The Aera Instruments C-1 is rated to 100m versus 50m for the Seestern S443 Column Wheel Chronograph.

Which has a longer power reserve, the Aera Instruments C-1 or the Seestern S443 Column Wheel Chronograph?

The Seestern S443 Column Wheel Chronograph carries a 45h-hour power reserve against 56 hours on the Aera Instruments C-1.

What movement does the Aera Instruments C-1 run compared to the Seestern S443 Column Wheel Chronograph?

The Aera Instruments C-1 runs a automatic caliber (SW510 BH B), while the Seestern S443 Column Wheel Chronograph runs a manual (Seagull ST1901).

Side by side

Aera Instruments C-1vsSeestern S443 Column Wheel Chronograph

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

Aera Instruments C-1

MSRP $2,200

Seestern S443 Column Wheel Chronograph

S443.P

MSRP $10

At a glance

17 of 29 specs differ

Diameter

C-142mm

S443 Column Wheel Chronograph40mm

Power Reserve

C-156h

S443 Column Wheel Chronograph45hh

Water Resistance

C-1100m

S443 Column Wheel Chronograph50m

MSRP

C-1$2,200

S443 Column Wheel Chronograph$10

Full specifications

Case

7 specs

Crystal & Dial

3 specs

Dial Color

Cloud

Pink

Indices

Applied

Lume

None

Super BGW9

Movement

6 specs

Caliber

SW510 BH B

Seagull ST1901

Type

Automatic

Manual

Beat Rate

28,800 vph

3 vph

Power Reserve

56h

45hh

Jewels

Complications

None

Chronograph, Column Wheel

Pricing

1 specs

MSRP

$2,200

$10

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