Piaget, a diamond 'Funny Heart' pendant necklace circa 1999 the openwork heart-shaped pendant pave-set with round brilliant-cut diamonds, suspended from a fine cable-link chain, signed Piaget, estimated total diamond weight 2.85 carats, mounted in 18ct white gold, pendant measuring 7.50 x 7.30 cm, necklace length 40.20 cm.