LAUDIER jewelry set with rubies and diamonds,

LAUDIER jewellery set with rubies and diamonds, 18K yellow gold, 17.8 g, consisting of necklace L: 38 cm, diamonds totalling ca. 0.54 ct (marked) and ring size 50, diamonds totalling ca. 0.74 ct (marked), late 20th century, good condition, with maker's mark LAUDIER.