1950 Breitling 217012 Chronomat 809 with gold plated case and Venus cal. 175 - TIMELINE.WATCH collection
watchfred on Instagram: “Back to the roots for Sunday - Brevet or patent 217012, applied for in 1940, covering th… | Vintage watches, Cool watches, Watches for men
Breitling Chronomat 769 1st Generation Circa 1946 - Farfo.com
Breitling Chronomat chronograph stainless steel gentleman's wristwatch (Patent 217012), ref. 769, circa 1947, serial no. 695xxx, circular silvered dial with Arabic numerals, subsidiary constant seconds and 45 minute recording dials, centre chronograph