Side by side

Aera Instruments D-1 DivervsFormex Essence Fortythree

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

Add a watch
D-1 Diver
Aera InstrumentsD-1 Diver
MSRP $2,300
See the full D-1 Diver
Essence Fortythree
FormexEssence Fortythree
MSRP $1,850
See the full Essence Fortythree
Buy from Aera Instruments ↗
Buy used on eBay ↗
Buy from Formex ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
D-1 Diver44mm
Essence Fortythree43mm
Power Reserve
D-1 Diver41h
Essence Fortythree38h
Water Resistance
D-1 Diver300m
Essence Fortythree100m
MSRP
D-1 Diver$2,300
Essence Fortythree$1,850

Full specifications

Case

6 specs
Category
—
Dress
Diameter
44mm
43mm
Thickness
15.9mm
10.6mm
Lug-to-Lug
49.55mm
49mm
Material
Titanium
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
—
Black
Lume
None
Super-LumiNova

Movement

1 specs
Power Reserve
41h
38h

Pricing

1 specs
MSRP
$2,300
$1,850
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
Zero West DB-1 BLACKOUT LANCASTER
Zero Westmicro

DB-1 BLACKOUT LANCASTER

2 variantsRef. db-1-blackout-lancaster
44mm·Automatic·100m WR
$3,600MSRP
—Used
Magrette Moana Pacific Professional Titanium
Magrettemicro

Moana Pacific Professional Titanium

Ref. moana-pacific-professional-titanium-2
44mm·Automatic·500m WR
—MSRP
—Used
DuFrane Watches Whitney Lauren Collaboration 2025
DuFrane Watchesmicro

Whitney Lauren Collaboration 2025

16 variantsRef. whitney-lauren-collaboration
42mm·Automatic·100m WR
—MSRP
—Used
Spinnaker Tesei Bronze Swiss
Spinnakermicro

Tesei Bronze Swiss

4 watches · 10 variantsTesei
43mm·Automatic·300m WR
$850MSRP
—Used
Santurce Edición 13 — Limited Swiss Watch
Santurcemicro

Edición 13 — Limited Swiss Watch

Ref. edicion-13
42mm·Automatic·300m WR
$1,299MSRP
—Used
Whitby Watch Co. Canuck Pilot Watch - 43mm MK I
Whitby Watch Co.micro

Canuck Pilot Watch - 43mm MK I

5 variantsRef. canuck-pilot-watch-43mm-mk-i-black
43mm·Automatic·100m WR
$1,095MSRP
—Used
DuFrane Watches Barton Springs III 42mm Mechanical Diving Watch
DuFrane Watchesmicro

Barton Springs III 42mm Mechanical Diving Watch

2 variantsRef. barton-springs-iii
42mm·Automatic·200m WR
—MSRP
—Used
All alternatives to the D-1 Diver →All alternatives to the Essence Fortythree →
Explore the full catalog

Follow this matchup

Get a note when Aera Instruments D-1 Diver vs Formex Essence Fortythree 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-1vsFormex Essence FortythreeFormex Essence FortythreevsMemphis Belle Predator Evolution Militech MBFormex Essence FortythreevsWhitby Watch Co. Ad Mare Dive WatchSmith & Bradley Atlantis A2 AutovsFormex Essence FortythreeAera Instruments D-1 DivervsFormex Essence FortyOneAera Instruments D-1 DivervsFormex Essence ThirtyNine
Edit this comparisonAdd another watchExplore more 42–45mm watches