18ct bi-colour gold, ruby and diamond ring. Of cluster design, centring a cushion-cut ruby weighing approximately 3.10 carats within a scalloped border set with brilliant-cut diamonds together weighing approximately 1.12 carats, size M 1/2. Accompanied by a Gemmological Certification Services ruby report dated 20 August 2019 stating that the approximately 3.10 carat natural ruby has gemmological characteristics consistent with a Thailand origin and with no indications of heating.