Lot-Art | ROLEX, REF. 16518, DAYTONA YELLOW GOLD WITH EXTRA COSC DIAL Rolex, "Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph Daytona," case No. X173004, Ref. 116518. Sold in April 2003. Fine, self-winding,
![Rolex] Zenith-era Daytona ref. 16523 fitted with a COSC testing dial : r/Watches](https://external-preview.redd.it/7PfwQ6BvBL34QYOv4PirUwLyCuw8BaxqzmhvWCsE7ms.jpg?auto=webp&s=2ff988d7c55c8aa19074a200786779fe44fb30e8 "Rolex] Zenith-era Daytona ref. 16523 fitted with a COSC testing dial : r/Watches")
Rolex] Zenith-era Daytona ref. 16523 fitted with a COSC testing dial : r/Watches
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