Which is cheaper, the Aera Instruments C-1 or the Dan Henry 1939?

At MSRP the Dan Henry 1939 is the cheaper of the two at $290, against $2,200 for the Aera Instruments C-1 — a $1,910 gap before any retailer discounting.

Which is bigger, the Aera Instruments C-1 or the Dan Henry 1939?

The Aera Instruments C-1 wears larger at 42mm versus 41mm for the Dan Henry 1939 — a 1mm difference across the dial.

Which has a longer power reserve, the Aera Instruments C-1 or the Dan Henry 1939?

The Aera Instruments C-1 carries a 56-hour power reserve against 40 hours on the Dan Henry 1939.

What movement does the Aera Instruments C-1 run compared to the Dan Henry 1939?

The Aera Instruments C-1 runs a automatic caliber (SW510 BH B), while the Dan Henry 1939 runs a quartz.

Side by side

Aera Instruments C-1vsDan Henry 1939

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

Aera Instruments C-1

MSRP $2,200

Dan Henry 1939

1939-military-chronograph

MSRP $290

At a glance

12 of 29 specs differ

Diameter

C-142mm

193941mm

Power Reserve

C-156h

193940h

Water Resistance

C-1100m

1939—

MSRP

C-1$2,200

1939$290

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Cloud

Standard

Movement

4 specs

Caliber

SW510 BH B

—

Type

Automatic

Quartz

Power Reserve

56h

40h

Jewels

Pricing

1 specs

MSRP

$2,200

$290

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Aera Instruments C-1vsDan Henry 1939

At a glance

Full specifications

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