Rolex - 1908 – Black – 52509 – 2026

The Rolex Perpetual 1908 reference 52509 combines traditional dress-watch elegance with modern Rolex engineering. Its polished 18 ct white-gold case frames an intense black dial featuring Arabic numerals at 3, 9 and 12, faceted gold hour markers, distinctive hands and a small-seconds display at 6 o’clock.

Visible through the transparent sapphire caseback, the self-winding calibre 7140 features Rolex Côtes de Genève decoration and an openworked oscillating weight. The movement incorporates a Syloxi silicon hairspring, Chronergy escapement and Paraflex shock absorbers, providing approximately 66 hours of power reserve.

Specifications

• Brand: Rolex

• Collection: Perpetual 1908

• Reference: 52509

• Configuration: M52509-0002

• Year: 2026

• Case: Polished 18 ct white gold

• Case Diameter: 39mm

• Bezel: Domed and finely fluted

• Dial: Intense black

• Movement: Rolex calibre 7140, mechanical and self-winding

• Power Reserve: Approximately 66 hours

• Precision: Approximately -2/+2 seconds per day after casing

• Crystal: Scratch-resistant sapphire

• Caseback: Domed transparent sapphire with anti-reflective coating

• Water Resistance: 50 metres

• Strap: Matt black alligator leather with green calfskin lining

• Clasp: 18 ct white-gold double-folding Dualclasp

• Functions: Hours, minutes, small seconds and stop-seconds

• Certification: Superlative Chronometer

• Special Features: Syloxi hairspring, Chronergy escapement, Paraflex shock absorbers and bidirectional Perpetual rotor