Old Mine cut diamond tops weighing app. 0.40ctw. suspending pearl* drops measuring app. 6.3 x 6.0mm & 5.8 x 5.7mm, with a Rose cut diamond accents measuring app. 1.0 - 1.5mm, fashioned in silver & 10k yellow gold. Circa 1860 with later screw backs. Length 7/8 inch.*Pearls are assumed to be cultured unless specified natural.