JETTE JOOP 'Rose' jewelry set with diamonds weighing approx. 0.3 ct,

JETTE JOOP jewellery set 'Rose' with brilliant-cut diamonds totalling ca. 0.3 ct, ca. RW-WHITE (G-H)/VS-SI, 18K yellow gold, 24.7 g, consisting of ring size 56, pendant and pair of earrings, snake necklace (not belonging) made of 14K yellow gold, 3.9 g, L: 42 cm, 20th/21st century, mint condition, marked 'JJ', solid workmanship.