OSCAR HEYMAN & BROTHERS COLORED DIAMOND NECKLACE

OSCAR HEYMAN & BROTHERS COLORED DIAMOND NECKLACE
Fancy intense yellow cut-cornered rectangular modified brilliant-cut diamond of 5.06 carats, 18k yellow and platinum, maker's mark, numbered

GIA, 2023, report no. 10323442: 5.06 carats, Fancy Intense Yellow, natural color, VS1 clarity
Oscar Heyman & Brothers, 2000: Copy of Certificate of Authenticity

Size/Dimensions: 45.7 cm (18 in)
Gross Weight: 16.7 grams