Necklace made from jadeite beads with a magnificent centerpiece

Necklace of jadeit beads with magnificent centrepiece of 18K yellow gold with small cultured pearl, beads D: 12 mm, coloured and stabilised, L: 50 cm, magnetic clasp of silver gilded, late 20th century, minor signs of wear, stabilisation at bore hole abraded, centrepiece elaborately crafted.