Description

Day-Date 40mm Yellow Gold

Rolex has the unmatched capacity to cast the best grade 18 ct gold alloys since it runs its own private foundry. Different varieties of 18 ct gold are produced, including yellow, pink, and white, depending on the amount of silver, copper, platinum, or palladium added. The Oyster Perpetual Day-Date 40mm Yellow Gold has a silver dial, a fluted bezel, and a President bracelet.

Specifications

Case

• Model Case: Oyster, 40 mm, yellow gold
• Oyster architecture: Monobloc middle case, screw-down case back and winding crown
• Diameter: 40 mm
• Material: 18 ct yellow gold
• Bezel: Fluted
• Winding crown: Screw-down, Twinlock double waterproofness system
• Crystal: Scratch-resistant sapphire, Cyclops lens over the date
• Water resistance: Waterproof to 100 metres / 330 feet

Movement

• Movement: Perpetual, mechanical, self-winding
• Calibre: 3255, Manufacture Rolex
• Precision: -2/+2 sec/day, after casing
• Functions: Centre hour, minute and seconds hands. Instantaneous day and date in apertures, unrestricted rapid-setting. Stop-seconds for precise time setting
• Oscillator: Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers
• Winding: Bidirectional self-winding via Perpetual rotor
• Power reserve: Approximately 70 hours

Dial

• Dial: Silver
• Gem settings: Highly legible Chromalight display with long-lasting blue luminescence

Bracelet

• Bracelet: President, semi-circular three-piece links
• Material: 18 ct yellow gold
• Clasp: Concealed folding Crownclasp