Rolex Oyster Perpetual Superlative Chronometer Officially Certified Cosmograph Daytona, Reference M126518LN-0005 (18ct Yellow Gold, Black Dial with Diamond Hour Markers, Black Cerachrom Bezel, Oysterflex Strap)

Rolex Cosmograph Daytona Yellow Gold Black Diamond Dial Oysterflex Style

【Case Construction】
• Style-based specification: Cosmograph Daytona-style case with yellow-gold-tone construction, black ceramic-style tachymeter bezel, and Oysterflex-style rubber strap.
• The case features a professional chronograph structure with screw-down-style crown, two chronograph pushers, and polished case sides.
• The black tachymeter bezel with “Units Per Hour” scale reinforces the Daytona’s motorsport timing identity.
• Yellow-gold-tone case details create a strong luxury contrast against the black bezel, black dial, and rubber strap, giving the watch a bold sports-luxury presence.

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【Dial Highlights】
• The black sunburst-style dial delivers a sharp, elegant, and powerful visual effect.
• Diamond-style hour markers add strong brilliance and elevate the watch’s jewelry-watch character.
• Three champagne-gold-tone chronograph sub-dials create a refined contrast against the black dial.
• Yellow-gold-tone hands and applied details coordinate naturally with the case, bezel markings, crown, and pushers.
• Red “DAYTONA” text above the 6 o’clock register adds the signature racing-inspired accent.

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【Crystal】
• Sapphire-style crystal provides clear visibility and scratch resistance.
• The clean crystal surface highlights the black dial, diamond-style markers, and champagne-tone chronograph counters.
• Its high-transparency finish keeps the tachymeter scale, hands, and sub-dials easy to read.

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【Movement】
• Powered by an automatic chronograph-style movement configuration.
• Functions include hours, minutes, small seconds, central chronograph seconds, chronograph timing counters, and tachymeter reading.
• The movement layout is designed for stable daily use while preserving the professional racing chronograph function.

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【Strap & Clasp】
• Black Oysterflex-style rubber strap gives the watch a modern, athletic, and comfortable wearing experience.
• The strap balances the yellow-gold-tone case and makes the overall design more sporty and wearable.
• Folding clasp-style closure provides secure and comfortable wrist fit.