Shown: reference 228238-0042
Rolex

Day-Date 40 228238 Reference 228238-0042

Day-Date 40

Overview

The Rolex Day-Date 40 228238 has a 40 mm 18 ct yellow gold case. Inside is the self-winding Rolex calibre 3255, which has a 70 hour power reserve. The watch is water resistant to 100 metres. This model is listed with 3 references, varying in dial colour (white and green).

The Day-Date was presented in 1956 and was the first watch to show both the date and the day of the week spelled out in full. About the Rolex Day-Date

Case diameter
40 mm
Movement
Calibre 3255
Water resistance
100 m
Power reserve
70 h

Specifications

Specifications from the1916company.com. Last checked . Sources

Case

Diameter
40 mm
Crystal
Sapphire, Cyclops lens over the date
Water resistance
100 m
Bezel
Fluted

Dial

Colour
White

Movement

Calibre
Rolex 3255
Type
Automatic
Power reserve
70 h

Bracelet or strap

Bracelet or strap
President, semi-circular three-piece links

Not yet recorded: thickness, lug width, lug-to-lug, case back, shape, indexes, hands, functions, years.

Sources

  • the1916company.com: case, water resistance, dial, movement, bracelet. View sources

Missing values are shown as not yet recorded, never estimated. How we source our data

MovementRolex calibre 3255Specifications and every watch that uses it

Other versions of the Day-Date 40 228238

The Rolex Day-Date 40 228238 covers 3 references, with a 40 mm case. All use the Rolex calibre 3255.

Each version

  1. 228238-0004

    18 ct yellow gold · 40 mm

    View specifications
  2. 228238-0042

    White dial · 18 ct yellow gold · 40 mm

    View specifications
  3. 228238-0069

    Green dial · 18 ct yellow gold · 40 mm

    View specifications
Compare all 3 references in a table
References of the Rolex Day-Date 40 228238, with dial, case material, size and production years
ReferenceDialCaseSizeProduced
228238-0004–18 ct yellow gold40 mm–
228238-0042White18 ct yellow gold40 mm–
228238-0069Green18 ct yellow gold40 mm–

Day-Date 40 228238 questions

What size is the Rolex Day-Date 40 228238?

The Rolex Day-Date 40 228238 has a 40 mm case.

What movement does the Rolex Day-Date 40 228238 use?

It uses the Rolex calibre 3255.

What is the Rolex Day-Date 40 228238 case made of?

The case is 18 ct yellow gold.

Is the Rolex Day-Date 40 228238 water resistant?

It is rated to 100 m.

How many Rolex Day-Date 40 228238 references are there?

Our database lists 3 references.

About the Rolex Day-Date

The Day-Date was presented in 1956 and was the first watch to show both the date and the day of the week spelled out in full. It has been offered only in precious metals, 18 carat gold or platinum. The model was given its own three-link bracelet, known as the President bracelet, a name that also became attached to the watch. It is now offered in 36mm and 40mm sizes, with self-winding chronometer movements.

Sources: Rolex Day-Date (Wikipedia), The Rolex Day-Date: A Complete Collector's Guide (Sotheby's)