Emerald and diamond ring, of cluster design centring a square-cut emerald weighing approximately 8.20 carats within a surround of marquise-cut diamonds, the diamonds together weighing approximately 2.86 carats, mounted in 18ct white gold, size M1/2. Accompanied by GSL Gemstone Authentication Report number AA48952/2 stating natural emerald, no other evidence of any treatments with foreign synthetic agents noted.