Which is cheaper, the Praesidus 42mm Automatic or the Formex Reef 42 mm?

At MSRP the Praesidus 42mm Automatic is the cheaper of the two at $680, against $2,414 for the Formex Reef 42 mm — a $1,734 gap before any retailer discounting.

Which is bigger, the Praesidus 42mm Automatic or the Formex Reef 42 mm?

The Formex Reef 42 mm wears larger at 42mm versus 38mm for the Praesidus 42mm Automatic — a 4mm difference across the dial.

Which has better water resistance, the Praesidus 42mm Automatic or the Formex Reef 42 mm?

The Formex Reef 42 mm is rated to 300m versus 100m for the Praesidus 42mm Automatic.

Which has a longer power reserve, the Praesidus 42mm Automatic or the Formex Reef 42 mm?

The Formex Reef 42 mm carries a 56-hour power reserve against 40 hours on the Praesidus 42mm Automatic.

What movement does the Praesidus 42mm Automatic run compared to the Formex Reef 42 mm?

Both watches run automatic movements — the Praesidus 42mm Automatic uses the Seiko NH35 and the Formex Reef 42 mm uses the Sellita SW300-1.

Side by side

Praesidus 42mm AutomaticvsFormex Reef 42 mm

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

Praesidus 42mm Automatic

P-42-HP-GRSG

MSRP $680

Formex Reef 42 mm

reef-42mm-automatic-cosc-300m-black

MSRP $2,414

At a glance

12 of 29 specs differ

Diameter

42mm Automatic38mm

Reef 42 mm42mm

Power Reserve

42mm Automatic40h

Reef 42 mm56h

Water Resistance

42mm Automatic100m

Reef 42 mm300m

MSRP

42mm Automatic$680

Reef 42 mm$2,414

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

42mm Automatic

Black

Lume

None

Super-LumiNova

Movement

2 specs

Caliber

Seiko NH35

Sellita SW300-1

Power Reserve

40h

56h

Pricing

1 specs

MSRP

$680

$2,414

Follow this matchup

Get a note when Praesidus 42mm Automatic vs Formex Reef 42 mm gets more votes, a community discussion, or a price drop. No account needed.

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.

Zelosmicro

Adjacent matchups

People also compared

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

Formex Reef 42 mmvsZelos Swordfish Field 38 Maen Manhattan 37 IFL EditionvsFormex Reef 42 mm Mr Jones Watches A perfectly useless afternoonvsFormex Reef 42 mm Spinnaker Hull California (Olive Oyl Red)vsFormex Reef 42 mm Praesidus 42mm AutomaticvsSpinnaker Hull Commander Praesidus 42mm AutomaticvsZelos Great White 43

Edit this comparison Add another watch Explore more 37–43mm watches

Praesidus 42mm AutomaticvsFormex Reef 42 mm

At a glance

Full specifications

Follow this matchup

More watches worth a look

Swordfish Field 38

Hull Commander

Manhattan 37 IFL Edition

Great White 43

A perfectly useless afternoon

Pathfinder

Tesei Titanium

Beam me up! mechanical

People also compared