A pair of diamond single stone earstuds

A pair of diamond single stone earstuds, each post topped by an old round brilliant cut diamond, six claw set to a coronet gallery, unmarked white metal, total estimated weight of diamonds approximately 1.45cts, estimated colour I, estimated clarity SI and P3 (one has a natural and a nibble on the girdle, the other has a chip on the girdle and a significant chip on the crown, but internally both are clean)