Group of gem set jewels

Comprising: a brooch designed as floral spray, decorated with green enamel and set with rose-cut diamonds in foiled closed back settings; a pair of earrings set with rose-cut diamonds and highlighted by blue enamel, hook fittings; a ruby and diamond ring set with single-cut diamonds, size K, one diamond deficient; a ruby and diamond ring of foliate design set with single-cut diamonds, size L; and a pendant of floral and foliate design, set with single-cut diamonds and a foliate carved turquoise, one diamond deficient.