An early 20th century 18ct gold and platinum, Sri Lankan sapphire and diamond three-stone ring. The oval-shape sapphire, with old-cut diamond sides. Verbal from GCS, stating Sri Lanka, no heat. Estimated dimensions of sapphire 7 by 6.4 by 5.6mms. Estimated total diamond weight 1.85cts, H-J colour, SI2-P1 clarity. Ring size L. Weight 3.4gms.