Which is cheaper, the Aera Instruments D-1 Diver or the Serket Watch Co Reef?

At MSRP the Serket Watch Co Reef is the cheaper of the two at $899, against $2,300 for the Aera Instruments D-1 Diver — a $1,401 gap before any retailer discounting.

Which is bigger, the Aera Instruments D-1 Diver or the Serket Watch Co Reef?

The Serket Watch Co Reef wears larger at 46mm versus 44mm for the Aera Instruments D-1 Diver — a 2mm difference across the dial.

Which has a longer power reserve, the Aera Instruments D-1 Diver or the Serket Watch Co Reef?

The Aera Instruments D-1 Diver carries a 41-hour power reserve against 38 hours on the Serket Watch Co Reef.

Side by side

Aera Instruments D-1 DivervsSerket Watch Co Reef

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

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Aera Instruments D-1 Diver

d-1-diver-blackout

MSRP $2,300

See the full D-1 Diver

Serket Watch Co Reef

MSRP $899

See the full Reef

Buy from Aera Instruments ↗

Buy used on eBay ↗

Buy from Serket Watch Co ↗

Buy used on eBay ↗

At a glance

8 of 29 specs differ

Diameter

D-1 Diver44mm

Reef46mm

Power Reserve

D-1 Diver41h

Reef38h

Water Resistance

D-1 Diver300m

Reef300m

MSRP

D-1 Diver$2,300

Reef$899

Full specifications

Case

5 specs

Diameter

44mm

46mm

Thickness

15.9mm

14mm

Lug-to-Lug

49.55mm

52mm

Lug Width

22mm

24mm

Material

Titanium

Stainless Steel

Crystal & Dial

1 specs

Dial Color

—

Black

Movement

1 specs

Power Reserve

41h

38h

Pricing

1 specs

MSRP

$2,300

$899

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Aera Instruments D-1 DivervsSerket Watch Co Reef

At a glance

Full specifications

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