![Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee](https://cdn.hodinkee.com/uploads/block/inline_image/content_image/1539/1963RolexDaytona_7.jpg)
Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee
![ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/134c417/2147483647/strip/true/crop/2000x1334+0+0/resize/385x257!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F2b%2Fec%2F36af10994e15b238935424b1f1e7%2Fn10326-bn4y9-40-9.jpg)
ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's
![ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/370da4c/2147483647/strip/true/crop/2000x2000+0+0/resize/385x385!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F0e%2F0f%2F6f8aaa7544c98a19fdd6bb8b79d1%2Fn10326-bn4y9-40-3.jpg)
ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's
![Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee](https://cdn.hodinkee.com/uploads/block/inline_image/content_image/1546/MarkOneRolexDaytonaAd_2.jpg)
Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee
![Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee](https://cdn.hodinkee.com/uploads/block/inline_image/content_image/1527/1963RolexDaytona_2.jpg)
Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee
![Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee](https://cdn.hodinkee.com/uploads/block/inline_image/content_image/1525/FirstGenerationRolexDaytona_41.jpg)
Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee
![Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee](https://hodinkee.imgix.net/uploads/article/hero_image/256/FirstGenerationRolexDaytona_10.jpg?ixlib=rails-1.1.0&fm=jpg&q=55&auto=format&usm=12&fit=crop&ch=Width%2CDPR%2CSave-Data&alt=)
Historical Perspectives: The Very First Rolex Daytona, Explained (Or, What Is A Double-Swiss Underline Daytona?) - Hodinkee
![ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's ROLEX | REFERENCE 6239 'DOUBLE SWISS UNDERLINE' DAYTONA A STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS, CIRCA 1963 | Watches | 2020 | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/8d15fa3/2147483647/strip/true/crop/2000x2000+0+0/resize/385x385!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F13%2Ff0%2F2d206ee148869fd6210f32c39b9b%2Fn10326-bn4y9-40-2.jpg)