18K (750/1000) white gold ring centered on an unheated Ceylon cushion sapphire weighing 12.89 carats encircled by a line of brilliant-cut diamonds. The ring is partially set with brilliant-cut diamonds.
Finger size: 50 - Gross weight: 9.3 g
GEM PARIS certificate n° 20231976938 dated February 9, 2023 attesting that the sapphire has not been modified or treated in any way. Provenance : Sri Lanka (Ceylon)