Which is cheaper, the Aera Instruments D-1 or the Nite Watches Alpha?

At MSRP the Nite Watches Alpha is the cheaper of the two at $760, against $2,000 for the Aera Instruments D-1 — a $1,240 gap before any retailer discounting.

Which is bigger, the Aera Instruments D-1 or the Nite Watches Alpha?

The Aera Instruments D-1 wears larger at 44mm versus 42mm for the Nite Watches Alpha — a 2mm difference across the dial.

What movement does the Aera Instruments D-1 run compared to the Nite Watches Alpha?

The Aera Instruments D-1 runs a automatic caliber (Sellita SW200-1), while the Nite Watches Alpha runs a quartz (Ronda 715).

Side by side

Aera Instruments D-1vsNite Watches Alpha

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

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Aera Instruments D-1

d-1-diver

MSRP $2,000

See the full D-1

Nite Watches Alpha

MSRP $760

See the full Alpha

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Buy used on eBay ↗

Buy from Nite Watches ↗

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At a glance

8 of 29 specs differ

Diameter

D-144mm

Alpha42mm

Power Reserve

D-141h

Alpha—

Water Resistance

D-1300m

Alpha300m

MSRP

D-1$2,000

Alpha$760

Full specifications

Case

3 specs

Diameter

44mm

42mm

Thickness

15.9mm

12.95mm

Lug-to-Lug

49.55mm

—

Crystal & Dial

1 specs

Lume

None

Tritium

Movement

3 specs

Caliber

Sellita SW200-1

Ronda 715

Type

Automatic

Quartz

Power Reserve

41h

—

Pricing

1 specs

MSRP

$2,000

$760

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Aera Instruments D-1vsNite Watches Alpha

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