Catbird Gumball Pearl Charm Brand Catbird Materials 14k yellow gold 9-10 mm round Freshwater Pearl Condition Excellent Please note : (from Catbird website) The pearls used in our Gumball Pearl Rings and Charms have a high luster nacre with minor spots or dimples that do not affect the durability of a pearl and are very common — nature has made them perfectly imperfect. This freshwater pearl charm has imperfections per Catbird website (natural for freshwater pearls). The pearls in the Catbird collection are sourced from a second generation family farm where an emphasis is placed on clean water; freshwater pearl cultivation does not require the introduction of heavy chemicals into the water stream.