These studs gleam like tiny moons. Cool-toned. Luminous. Quietly striking. Move them in the light and the color shifts—sea-glass green to soft pink to violet. SIZE: About .3" diameter (approx. 8mm) DETAILS: • Simulated opals • Sterling silver posts • Round cabochon cut with 4-prong detail • Nickel-free, pierced ear style CONDITION: New in gift box October birthday gift. Or for anyone who likes light that moves. Unisex. Refined. Easy. Day to night.