18ct bi-colour gold, emerald and diamond ring Set to, the top with a claw-set rectangular step-cut emerald weighing 8.23 carats, framed by a similarly set carre -cut diamond to shoulders partially pave -set with brilliant-cut diamonds, the diamonds together weighing 0.85 carats, size P. Accompanied by a GSL gemstone summary numbered AA67329/1, dated 16 February 2023, stating that, the emerald is natural, of Zambian origin, with moderate oil present.