A Magnificant Boucheron orange sapphire, rock crystal, onyx and diamond parure, circa 1980, comprising: a necklace designed as an articulated collar composed of a graduated line of collet-set carved rock crystal links alternating between frosted black onyx links flanked by pave-set brilliant-cut diamonds, decorated to the centre with an architectural motif embellished with onyx between pave-set diamonds surmounted by a circular-cut orange sapphire, inner circumference 380 mm, a ring, size N1/2, and a pair of earrings en suite, width 38 mm, length 25 mm post and clip fittings, the sapphires and diamonds together weighing approximately 54.00 carats and 6.20 carats respectively, gross weight approximately 251 grams, numbered, French assay marks, signed Boucheron (3)., accompanied by: a GIA report numbered 2205219949, dated 3 May 2019, stating that the approximately 32.00 carat orange sapphire is natural, with indications of heating, a GIA report numbered 6203220076, dated 3 May 2019, stating that the approximately 10.00 carat orange sapphire is natural, with indications of heating, a GIA report numbered 2201220182, dated 3 May 2019, stating that the two orange sapphires together weigh approximately 12.00 carats, are natural, with indications of heating, a Boucheron box.