







Rolex Cosmograph Daytona Watch 40mm 126509-0001
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The Rolex Cosmograph Daytona reference 126509-0001 features an 18 kt white gold Oyster case paired with a matching three-piece solid link Oyster bracelet. Its bright black and steel dial is accented by a highly legible Chromalight display with long-lasting blue luminescence, framed by a fixed 18 kt white gold bezel with an engraved tachymetric scale.
Powered by the manufacture Calibre 4131 perpetual self-winding mechanical chronograph movement, this timepiece delivers exceptional precision and a power reserve of approximately 72 hours. Built with a scratch-resistant sapphire crystal and a Triplock triple waterproofness system, it offers water resistance up to 100 metres.
- Brand: Rolex
- Model: Cosmograph Daytona
- Reference Number: 126509-0001
- Case Diameter: 40 mm
- Case Material: 18 kt white gold
- Bezel: Fixed, with engraved tachymetric scale, in 18 kt white gold
- Dial Color: Bright black and steel
- Band Material: 18 kt white gold
- Movement: Perpetual, mechanical chronograph, self-winding
- Calibre: 4131, manufacture Rolex
- Water Resistance: 100 m

FAQ
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Yes. Every watch sold at Perpetua is an original design created and produced exclusively under our own brand. We do not resell or white-label other brands. Each timepiece reflects our own aesthetic vision — built for men who value authenticity.
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We offer a 30-day return window from the delivery date. Items must be unworn and in original condition with all packaging included. To start a return, contact us at support@ownperpetua.com. Once your return is received and inspected, refunds are processed within 5–7 business days to your original payment method.
Do the watches come with a warranty?
Yes. All Perpetua watches come with a 1-year manufacturer's warranty covering defects in materials and workmanship. The warranty does not cover normal wear, accidental damage, or unauthorized modifications. If you experience any issue, reach out to our support team and we'll make it right.