SUPERNOVA COLLECTION A unique and playful pair of cocktail earrings with butterfly backs, hand-set with an ombr é array of laboratory-grown and created gemstones, ranging from 4 deep Ceylon and royal blue sapphires of 3 carats to 6 palest aquamarines of 11.25 carats, set in 18k blackened gold and rhodium vermeil with 14k gold earring posts. Explore All Matching Creations Hand-crafted in the United Kingdom