Three rings White and yellow metal

To include a black and white gem-set twist ring, stamped 14K, size L; a sapphire and diamond imitation ring of lozenge design, unmarked, size L; a tri-coloured band of wave design, maker's mark, size P (3)

The items have been XRF tested and found to be the tricoloured band 18ct gold, the crossover band 14ct gold, the sapphire ring 36% silver and 62% nickel.