Heuer Carrera - A Rare Stainless Steel Model 2447D Chronometer, circa 1969, Swiss
the 36mm case with "decimal minutes dial", three sub dials, Valjoux Cal. 72 manual movement, plexiglass,
on original Gay Freres double grain Beads of Rice steel bracelet, with original box & later leather strap.

Apologies that this report is late but this is a rare watch that needed research