Gay Freres bracelet dated first quarter 1964! This is an early no date DS in very good condition. Both the clean silver dial with baton hour markers in white gold and the hands are without patina. The original crown is intact. The newly serviced, beautifully clean movement is a manual 17 jewels caliber 25-36. The original bracelet has correct endlinks stamped DS. Stamped DS is also the clasp. The inside back cover has reference 5101 013 stamped, together with case manufacturer HF and Certina Swiss Patent 346.625. The serial number on the “turtle” caseback is 5790966 which dates this watch to ca 1965.
Timetests from November 2019 are as follows (Mean values from 5 positions): Rate 7,36s/d. Beat 0,23ms. Amplitude 259,8 degrees. This watch carries a 12 month warranty.