Which is cheaper, the Aera Instruments C-1 or the Halios Universa II?

At MSRP the Halios Universa II is the cheaper of the two at $995, against $2,200 for the Aera Instruments C-1 — a $1,205 gap before any retailer discounting.

Which is bigger, the Aera Instruments C-1 or the Halios Universa II?

The Aera Instruments C-1 wears larger at 42mm versus 38mm for the Halios Universa II — a 4mm difference across the dial.

Which has a longer power reserve, the Aera Instruments C-1 or the Halios Universa II?

The Aera Instruments C-1 carries a 56-hour power reserve against 40 hours on the Halios Universa II.

What movement does the Aera Instruments C-1 run compared to the Halios Universa II?

Both watches run automatic movements — the Aera Instruments C-1 uses the SW510 BH B and the Halios Universa II uses the Sellita SW300-1.

Side by side

Aera Instruments C-1vsHalios Universa II

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

Aera Instruments C-1

MSRP $2,200

Halios Universa II

universa-ii-5n-gold

MSRP $995

At a glance

12 of 29 specs differ

Diameter

C-142mm

Universa II38mm

Power Reserve

C-156h

Universa II40h

Water Resistance

C-1100m

Universa II100m

MSRP

C-1$2,200

Universa II$995

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Sapphire (double-domed)

Dial Color

Cloud

Gold

Movement

3 specs

Caliber

SW510 BH B

Sellita SW300-1

Power Reserve

56h

40h

Jewels

Pricing

1 specs

MSRP

$2,200

$995

Follow this matchup

Get a note when Aera Instruments C-1 vs Halios Universa II gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Bremontmicro

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Bremont ALT1-CvsHalios Universa II Fortis Flieger F-43 BicompaxvsHalios Universa II Bremont Terra Nova 42.5 ChronographvsHalios Universa II Halios Universa IIvsWilliam Wood Triumph Chronograph Aera Instruments C-1vsYema Granvelle CMM.29 Aera Instruments C-1vsVario Futurist

Edit this comparison Add another watch Explore more 37–43mm watches

Aera Instruments C-1vsHalios Universa II

At a glance

Full specifications

Follow this matchup

More watches worth a look

ALT1-C

Granvelle CMM.29

Flieger F-43 Bicompax

Futurist

Terra Nova 42.5 Chronograph

Zephyr

Triumph Chronograph

Empire Art Nouveau Handwound

People also compared