Jewellery › Diamond Single-stone Ring Image 1 of 1 Diamond Single-stone Ring £0.00 The old mine-cut diamond weighing approx. 1.80cts, to the plain platinum hoopSize N ½Reference. SN7254 Add To Cart Added! The old mine-cut diamond weighing approx. 1.80cts, to the plain platinum hoopSize N ½Reference. SN7254 You Might Also Like Georgian Diamond Cluster Ring Victorian Diamond Three-stone Carved Half-hoop Ring Diamond and Sapphire Three-stone Ring Antique Emerald and Diamond Three-Stone Ring Pink Sapphire and Diamond Circular Cluster Ring