6609--285,k SN, ca. 1957, 18k YG "Thunderbird"--posted by RichardNYC

Note: "Serial #2850XX, 1957 #6609 18k YG "Thunderbird" Datejust, #1065 calibre movement, "single-wing" butterfly rotor, red-even/black-odd date wheel. Originally worn by Guido Scagliarini 3-time champion Italian Formula 1 race car driver. Sold by his grandson to a VRF member Rigbot, and then to me." - R.