Churchill Private Label 18K Yellow Gold and Padparadscha Sapphire Earrings. The rarest color of sapphires, the Padparadscha are the perfect combination of pink and soft orange, encompassed in one gem. Here they are intermingled with stonger pink and orange natural sapphires...also very rare tones. Multi-shaped, faceted stones are prong set in 18K yellow gold. French wires, for pierced ears. Earrings are approximately 2" long.