An early 20th century 18ct gold opal and diamond cluster ring.Estimated total diamond weight 0.40ct.Hallmarks for 18ct gold, partially indistinct. Ring size O. 2.9gms. A No obvious faults other than wear in keeping with age and use. Opal has some abrasion. Opal has a white body colour, with vivid green red and blue paly of colour. Face up diamonds appear bright and lively, estimated I-J colour, SI-P1 clarity. Please note, due to the highly variable characteristics of opal composition, we are unable to offer a calculated weight for opals.Condition reports are offered as a guide only and we highly recommend inspecting any lot to satisfy yourself as to its condition.