IMPORTANT EMERALD AND DIAMOND RING, HARRY WINSTON

IMPORTANT EMERALD AND DIAMOND RING, HARRY WINSTON
Cushion-shaped emerald of 9.55 carats, triangular-cut diamonds, platinum, ring size 7 ¼, signed Winston, maker's mark (Jacques Timey)
SSEF, 2017, repot no. 94899: 9.552 carats, Colombia, no indications of clarity modification
AGL, 2015, report no. CS 63350: 9.55 carats, Colombia, clarity enhancement: none

Please note that one report is over 5 years old and might require an update.
US$400,000-600,000