IMPORTANT RUBY AND DIAMOND RING, ATTRIBUTED TO HARRY WINSTON

IMPORTANT RUBY AND DIAMOND RING, ATTRIBUTED TO HARRY WINSTON
Cushion-shaped ruby of 21.88 carats, baguette-cut diamonds, 18k yellow gold, unsigned, maker’s mark (Jacques Timey)

Gübelin, 2023, report no. 23060037: 21.88 carats, Burma (Myanmar), no indications of heating, with Information Sheet on Unheated Rubies and Rubies from Mogok, Burma

Size/Dimensions: US ring size 6 ¼
Gross weight: 17.5 grams