Silver ring adorned with an oval sapphire of approximately 5 carats in a scalloped setting of diamonds (2.50 carats approximately) Cent

Silver ring adorned with an oval sapphire of approximately 5 carats in a scalloped setting of diamonds (2.50 carats approximately)
Century 1900
Tdd: 53.5
Gross weight: 6.2 g

Accompanied by a preliminary examination of the Gem Paris Laboratory No. 20221976393 dated 20/04/2022 indicating:
- Origin: Thailand
- Traces of thermal modification.