A platinum marquise-cut diamond single-stone ring.Diamond weight 0.53ct, stamped to band, estimated G-H colour, VS2-SI1 clarity.Hallmarks for Birmingham.Ring size J1/2. 4.3gms. ANo obvious faults other than wear in keeping with age and use.Diamond has small light inclusions.Condition reports are offered as a guide only and we highly recommend inspecting any lot to satisfy yourself as to its condition.