Earrings by John Field These halved earrings are made from sterling silver with brass decoration and feature a choice of gemstone. They measure 30mm in diameter when together and they have a total drop length of 52mm. Because these earrings are handmade the pattern will vary slightly on each pair. We offer eleven different gemstones to which are, Amber, Amethyst, Pink corundum, Garnet, Lapis lazuli, White moonstone, Blue spinel, Green spinel, Red and Blue lab. grown opal triplets, Turquoise. Please choose your favourite stone from the 'Finish' drop-down menu. Features Primary Material : silver Other Materials : brass and man-made opal triplet Length (mm) : 52 Fitting Type : Continuous Hoop Dimensions (mm) : 30x15x1 One of a Kind : No Metal : silver Gems : man-made opal triplet Hallmarked : No Wire Material : sterling silver Cleaning InstructionsThese earrings have been finished with a clear, protective, anti-tarnish coating.