Stock Number: 44916 Brand: Rolex Model Number: 1603 Year: 1977 - 1978 Serial Number: 517xxxx Gender: Men's Movement: Officially certified chronometer self-winding movement. Jewels: 26 Caliber: 1570 Case: Stainless steel oyster case 36.0 mm in diameter. Rolex logo on a crown. Bezel: Stainless steel engine turned bezel. Crystal: Acrylic crystal with cyclops magnifier. Dial: Silver sigma dial with raised baton hour markers. Date window at 3 o'clock aperture. Bracelet: Stainless steel oyster bracelet with fold over clasp. Fits 8" wrist. Condition: Great vintage condition. Engravings: None Box & Papers: Presentation non-Rolex box. Working Condition: Timed to precision on Witschi watch expert timing machine. Running strong and keeping the accurate time. Authenticity: Certified Authentic by the SwissWatchExpo in-house team of Swiss-trained watchmakers. Warranty: The watch is covered by SwissWatchExpo 18-month warranty.