Georgian Rock Crystal Trefoil Necklace Turquoise jade and diamond brooch with

jade and diamond brooch with finely carved amethysts depicting a bunch of violets with eight-cut diamond centres and jade leaves on a 14ct gold mount with the maker's mark "MK"

The refined craftsmanship and decorative openwork are characteristic of French jewellery from this period

The diamonds are approximately 90 points each

This ring is handcrafted in 18ct gold and platinum and features a diamond cluster set with old mine cut diamonds totalling 70 points

This charming ring is set with approximately 1

Georgian Rock Crystal Trefoil Necklace Turquoise jade and diamond brooch withA stunning foil backed rock crystal Georgian necklace in beautiful condition. This necklace features alternate trefoils and clusters set in silver and gold. Circa 1800 20. The necklace measures 42cm overall with 5. 5cm of chain each side finishing with a rock crystal cluster clasp. The central trefoil is 19mm x 16mm