Our Gemstone Earrings are made from natural gemstones, each stone is unique in its size, shape, color variations and texture. We will try to find the best matching shapes for your earrings • Natural gemstones measure about 10-12mm• Threader earrings will measure about 60mm (2.25 inches) • Sterling silver and gold filled materials AVAILABLE GEMSTONES Garnet - JanuaryAmethyst - FebruaryAquamarine - MarchHerkimer Diamond - AprilEmerald - MayMoonstone - JuneRuby - JulyPeridot - AugustSapphire - SeptemberRose Quartz - OctoberPink Opal - OctoberCitrine - NovemberTurquoise - December Carnelian - Autumn Birthstone