Headlining Bellmans’ Fine Jewellery & Watches Auction on Thursday 20 November, this exquisite ring features a certified Kashmir sapphire — one of the rarest and most coveted gemstones in the world.

The octagonal step-cut sapphire, weighing 3.24 carats, is confirmed by both the Swiss Gemmological Institute (SSEF) and The Gemmological Certification Services, Bond Street (GCS) as being of natural Kashmir origin, with no indications of heating.

Mounted in platinum, the central sapphire is elegantly framed by baguette, old cut and transitional cut diamonds, enhancing the gem’s remarkable depth of colour and refined brilliance. The ring, size I with two sizing beads, has a gross weight of 8.3 grams and is accompanied by:

• SSEF Report No. 149205, dated 25 September 2025

• GCS Report No. 5785-3816, dated 9 September 2025

Coveted for their legendary velvety blue hue and extreme rarity, Kashmir sapphires rank among the most desirable gemstones ever discovered. This exceptional example represents a rare opportunity for collectors to acquire a jewel of enduring beauty and historical significance.