Side by side

Aera Instruments D-1vsSerket Watch Co Reef

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

Add a watch
D-1
Aera InstrumentsD-1
MSRP $2,000
See the full D-1
Reef
Serket Watch CoReef
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

7 of 29 specs differ
Diameter
D-144mm
Reef46mm
Power Reserve
D-141h
Reef38h
Water Resistance
D-1300m
Reef300m
MSRP
D-1$2,000
Reef$899

Full specifications

Case

4 specs
Diameter
44mm
46mm
Thickness
15.9mm
14mm
Lug-to-Lug
49.55mm
52mm
Lug Width
22mm
24mm

Crystal & Dial

1 specs
Dial Color
—
Black

Movement

1 specs
Power Reserve
41h
38h

Pricing

1 specs
MSRP
$2,000
$899
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.

Crafter Blue Hyperion Ocean
Crafter Bluemicro

Hyperion Ocean

2 variantsRef. crafter-blue-hyperion-ocean-hoss003-p
45mm·Automatic·600m WR
—MSRP
—Used
CWC (Cabot Watch Company) Mutineer Automatic Divers Watch
CWC (Cabot Watch Company)micro

Mutineer Automatic Divers Watch

Ref. cwc-mutineer-divers-watch
45mm·Automatic·300m WR
$2,438MSRP
—Used
BOLDR Supply Co. Odyssey Black Abyss
BOLDR Supply Co.micro

Odyssey Black Abyss

Ref. odyssey-abyss
45.5mm·Automatic·500m WR
$799MSRP
—Used
Boldr Odyssey Original
Boldrmicro

Odyssey Original

3 variantsRef. boldr-odyssey-cali-black
45.5mm·Automatic·500m WR
$799MSRP
—Used
Limes Leviathan . S
Limesmicro

Leviathan . S

Ref. leviathan.-s
44.5mm·Automatic·1000m WR
—MSRP
—Used
CWC (Cabot Watch Company) Arctic Radar Automatic Diver Watch
CWC (Cabot Watch Company)micro

Arctic Radar Automatic Diver Watch

3 variantsRef. cwc-arctic-radar-diver
45mm·Automatic·300m WR
$2,031MSRP
—Used
Boschett Timepieces Cave Dweller
Boschett Timepiecesmicro

Cave Dweller

Ref. cave-dweller
44mm·Automatic·1000m WR
$750MSRP
—Used
Resco Kauffman Diver - DLC
Rescomicro

Kauffman Diver - DLC

3 variantsRef. kauffman-dlc
44mm·Automatic·200m WR
$2,155MSRP
—Used
All alternatives to the D-1 →All alternatives to the Reef →
Explore the full catalog

Follow this matchup

Get a note when Aera Instruments D-1 vs Serket Watch Co Reef gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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

Aera Instruments D-1 DivervsSerket Watch Co ReefCrafter Blue Hyperion OceanvsSerket Watch Co ReefLimes Leviathan LvsSerket Watch Co ReefCWC (Cabot Watch Company) E9 Automatic Diver WatchvsSerket Watch Co ReefAera Instruments D-1vsSmith & Bradley Atlantis A2 AutoAera Instruments D-1vsSynchron 70s Military
Edit this comparisonAdd another watchExplore more 43–47mm watches