18K white gold hallmark (750/000) ring set with a rectangular faceted sapphire weighing 3 carats, set in a border of brilliant-cut diamonds, with navette-cut diamonds framed by two lines of smaller brilliant-cut diamonds. The sapphire comes with a TGL certificate (2017) stating: no indication of treatment. Probably from Ceylon. TDD : 55. Weight of navette-cut diamonds: approx. 0.50 carat. Estimated brilliant-cut diamond weight: 1.20 carats. Gross weight: 7.40 carats. High resolution photos: https://bit.ly/hdv-lausanne Exhibition : LA SALLE 20 rue DROUOT 75009 PARIS Tuesday 7 April 10-18 H and Wednesday 8 April 2026 10-17 H Live sale behind closed doors 1004 LAUSANNE - SWITZERLAND : Friday 10 April 2026 2 pm Delivery of lots free of transport costs to PARIS, LYON, MARSEILLE and LAUSANNE a few days after the sale. Or shipment from FRANCE at the buyer's expense by the carrier of his choice.