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Patek Philippe

Patek Philippe Twenty~4 4910/10A-001

The Patek Philippe Twenty~4 (reference 4910/10A-001) is a 25.1 mm stainless steel watch with a black dial. It runs on the quartz caliber E15 and is water resistant to 30 m.

Specifications

Case

Reference
4910/10A-001
Collection
Twenty~4
Case size
25.1 mm
Thickness
6.8 mm
Case material
Stainless steel
Case shape
Rectangular
Crystal
Sapphire
Water resistance
30 m
Bracelet / strap
Stainless steel bracelet

Dial and bezel

Dial
Black
Bezel
Diamond-set

Movement

Movement
Quartz
Caliber
E15
Functions
Time only

Dial versions

This reference was made with these dials and finishes.

  • 4910/10A-001 Black

    4910/10A-001

    Diamond hour markers; gold Roman numerals; 'Forever Black' per watchbase · Case set with 36 diamonds (~0.45 ct)

  • 4910/10A Blue

    4910/10A-012

    Sunburst; diamond hour markers; gold Roman numerals · Case set with 36 diamonds (~0.45 ct)

  • 4910/10A Grey

    4910/10A-010

    Diamond hour markers; gold Roman numerals · Case set with 36 diamonds (~0.45 ct)

  • 4910/10A White Diamond hour markers

    4910/10A-011

    Diamond hour markers; gold Roman numerals · Case set with 36 diamonds (~0.45 ct)

  • 4910/10A White Tiffany & Co. stamped dial

    4910/10A T

    Tiffany & Co. stamped dial · Case set with 36 diamonds (~0.45 ct)

How it compares within the Twenty~4 family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
4910/10A-001 (This watch)25.1 mmStainless steelBlackE15—
4908/11R—18k rose gold—E15—
4910/11R—18k rose gold—E152020–
4910/1200A-00125.1 mmStainless steelBlueE152020–
4910/1201R—18k rose gold—E152020–
4920R—18k rose gold—E152020–
7300/1200A-00136 mmStainless steelBlue324 S C2018–
7300/1200A-01036 mmStainless steelBlack324 S C2018–
7300/1200R36 mm18k rose gold—324 S C2018–

About the Twenty~4 family

The Twenty~4 was launched in 1999 as Patek Philippe's watch for women, designed to be worn every day. The original ref. 4910 has a rectangular, slightly curved case on an integrated bracelet that looks like a cuff, with a quartz movement such as the E15.

In 2018 Patek added a round automatic Twenty~4, ref. 7300, with caliber 324 S C and a bezel in a choice of plain or diamond-set versions. The catalog includes both shapes in steel, rose gold and white gold. Dealers state whether the bezel is diamond-set from the factory, the dial colour and whether the bracelet is complete, since added stones or shortened bracelets change how the watch is valued.

Quick answers

What size is the Patek Philippe Twenty~4 4910/10A-001?
The Patek Philippe Twenty~4 4910/10A-001 has a 25.1 mm case, 6.8 mm thick.
What movement does the Patek Philippe Twenty~4 4910/10A-001 use?
It uses the quartz caliber E15.
How water resistant is the Patek Philippe Twenty~4 4910/10A-001?
It is water resistant to 30 metres.
What is the Patek Philippe Twenty~4 4910/10A-001 made of?
The case is stainless steel. Bracelet or strap: Stainless steel bracelet.
Which dials was the Patek Philippe Twenty~4 4910/10A-001 made with?
The catalog lists 4 dials: Black, Blue, Grey, White.

Catalog facts checked September 2026.