OSCAR HEYMAN & BROTHERS RUBY AND DIAMOND RING

OSCAR HEYMAN & BROTHERS RUBY AND DIAMOND RING
Cushion mixed-cut ruby of 37.29 carats, round diamonds, platinum and 18k white gold, maker's mark

AGL, 2023, report no. 1136199: 37.29 carats, Burma, heat enhancement, minor to moderate clarity enhancement, heating residues
Oscar Heyman, 2011: Copy of Certificate of Authenticity

Size/Dimensions: US ring size 5 ½
Gross Weight: 32.6 grams