Which is bigger, the Nadir Vespera or the Formex Reef 39.5 mm?

The Nadir Vespera wears larger at 42mm versus 39.5mm for the Formex Reef 39.5 mm — a 2.5mm difference across the dial.

Which has better water resistance, the Nadir Vespera or the Formex Reef 39.5 mm?

The Formex Reef 39.5 mm is rated to 300m versus 100m for the Nadir Vespera.

Which has a longer power reserve, the Nadir Vespera or the Formex Reef 39.5 mm?

The Formex Reef 39.5 mm carries a 56-hour power reserve against 42 hours on the Nadir Vespera.

What movement does the Nadir Vespera run compared to the Formex Reef 39.5 mm?

Both watches run automatic movements — the Nadir Vespera uses the Miyota 9015 and the Formex Reef 39.5 mm uses the Sellita SW300-1.

Side by side

Nadir VesperavsFormex Reef 39.5 mm

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

Add a watch

Nadir Vespera

nadir-vespera-grey

Formex Reef 39.5 mm

reef-39.5-automatic-chronometer-cosc-300m-bahama-blue

MSRP $2,230

At a glance

12 of 29 specs differ

Diameter

Vespera42mm

Reef 39.5 mm39.5mm

Power Reserve

Vespera42h

Reef 39.5 mm56h

Water Resistance

Vespera100m

Reef 39.5 mm300m

MSRP

Vespera—

Reef 39.5 mm$2,230

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Grey

Bahama Blue

Lume

Super-LumiNova BGW9

Super-LumiNova

Movement

3 specs

Caliber

Miyota 9015

Sellita SW300-1

Power Reserve

42h

56h

Jewels

Pricing

1 specs

MSRP

—

$2,230

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.

Quasarmicro

Follow this matchup

Get a note when Nadir Vespera vs Formex Reef 39.5 mm 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.

Quasar StarlightvsFormex Reef 39.5 mm Formex Reef 39.5 mmvsWancher Watch Flugel Matterhorn Watch Co. DiveMaster 300vsFormex Reef 39.5 mm Out of Order Ghost 4.0vsFormex Reef 39.5 mm Nadir VesperavsFormex Reef 42 mm Boldr BlastoisevsNadir Vespera

Edit this comparison Add another watch Explore more 38–43mm watches

Nadir VesperavsFormex Reef 39.5 mm

At a glance

Full specifications

More watches worth a look

Starlight

Blastoise

Flugel

Argo

DiveMaster 300

Voyager

Ghost 4.0

Porto Covo

Follow this matchup

People also compared