Demi-parure, gold, diamonds, sapphires, emeralds,and rubies necklace and ring

Demi-parure comprising:

White-gold, rectangular ring, set with round brilliants, emeralds, sapphires and rubies with facets.
Weight of diamonds: 0,80 carat
Weight: 5,9 gr. (1/4 oz.).
Ring size: 54 (European); N (UK); 6-1/2 (US). Ring is opened and needs soldering.

And small, collar chain necklace of white-gold, hanging a rectangular motif pavé set with round precious stones with facets: diamonds, sapphires, rubies, and emeralds.
Weight: 6 gr. (1/4 oz.).

Provenance :