THIS IS AN AMAZING 18KT YELLOW GOLD DIAMOND COLLAR NECKLACE CIRCA 1960 WITH IMPRESSIVE RICH WOVEN LINKS. THE LINKS BEGIN AT 3/16 INCH WIDE IN THE BACK AND GRADUATE TO 1/2 INCH WHERE THEY CRISSCROSS IN THE FRONT. THERE ARE DAZZLING ROUND DIAMONDS ON BOTH SIDES WHERE THE NECKLACE CROSSES. THIS EXTRAORDINARY RETO COLLAR NECKLACE IS APPROXIMATELY 16 INCHES LONG.