![Cool Rolex of the Day #309: 3668 "Monoblocco" Oyster Chronograph with "Boix Barcelona" retailer name on dial, two-tone (steel & rose gold), 35mm. Circa 1939 : r/rolex Cool Rolex of the Day #309: 3668 "Monoblocco" Oyster Chronograph with "Boix Barcelona" retailer name on dial, two-tone (steel & rose gold), 35mm. Circa 1939 : r/rolex](https://external-preview.redd.it/ZL1YScDdlalBXUpZ3wfopC6pQQW-zUAs0Elz2OaZtqc.png?auto=webp&s=4e64b6942530ca284063bf53e57ed8a686f11919)
Cool Rolex of the Day #309: 3668 "Monoblocco" Oyster Chronograph with "Boix Barcelona" retailer name on dial, two-tone (steel & rose gold), 35mm. Circa 1939 : r/rolex
![ROLEX REF. 3668 OYSTER CHRONOGRAPH STEEL AND YELLOW GOLD Rolex, "Oyster Chronograph, Anti-Magnetic", case No. 279358, Ref. 3668. Made circa 1944. Very fine and very rare, water-resistant, stainless steel and 18K yellow ROLEX REF. 3668 OYSTER CHRONOGRAPH STEEL AND YELLOW GOLD Rolex, "Oyster Chronograph, Anti-Magnetic", case No. 279358, Ref. 3668. Made circa 1944. Very fine and very rare, water-resistant, stainless steel and 18K yellow](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/280/lots/222/222.jpg)
ROLEX REF. 3668 OYSTER CHRONOGRAPH STEEL AND YELLOW GOLD Rolex, "Oyster Chronograph, Anti-Magnetic", case No. 279358, Ref. 3668. Made circa 1944. Very fine and very rare, water-resistant, stainless steel and 18K yellow
![Sotheby's and Bob's Watches hope to get lucky with 13 Rolex Daytona chronographs up for auction - WATCHPRO USA Sotheby's and Bob's Watches hope to get lucky with 13 Rolex Daytona chronographs up for auction - WATCHPRO USA](https://www.watchpro.com/wp-content/uploads/2019/05/Lot-13-Rolex-Pre-Daytona-ref.-4500-Est.-US-20-30000-e1558522550161.jpg)
Sotheby's and Bob's Watches hope to get lucky with 13 Rolex Daytona chronographs up for auction - WATCHPRO USA
![Ref. 3668. Stainless Steel and Pink Gold 'Antimagnetic' Rolex, 'Oyster, Chronograph, Antimagnetic", Ref. 3668. Case No. 45343. Made in 1940. Very fine and extremely rare, water-resistant, stainless steel and 18K pink gold Ref. 3668. Stainless Steel and Pink Gold 'Antimagnetic' Rolex, 'Oyster, Chronograph, Antimagnetic", Ref. 3668. Case No. 45343. Made in 1940. Very fine and extremely rare, water-resistant, stainless steel and 18K pink gold](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/108/lots/259/259.jpg)