A diamond half-hoop ring

A diamond half-hoop ring, set with graduated tapered baguette-shaped diamonds weighing approximately 0.70cts in total, set in white gold, size N, a diamond-set ring, of leaf-form in yellow gold, size N, a sapphire and diamond half hoop ring, set in yellow gold, size P, and two blue topaz rings, size O 1/2 and approximately K (with inner re-sizing balls)