NO RESERVE MICHELE DELLA VALLE BLUE TOPAZ AND COLORED SAPPHIRE RING

NO RESERVE MICHELE DELLA VALLE BLUE TOPAZ AND COLORED SAPPHIRE RING
Heart-shaped blue topaz of approximately 31.30 carats, round pink sapphires, 18k white gold, signed Michele della Valle, maker's mark, numbered, black Michele della Valle pouch

Pink sapphires: approximately 321 round with approximate total weight of 10.64 carats

Size/Dimensions: US ring size 6 1⁄2
Gross Weight: 25.7 grams