Citizen Women's EG2592-59E Eco-Drive Silhouette Diamond Accented Dress Watch Light powered Eco-Drive Japanese-quartz movement; Charges in natural sunlight or indoor light Durable, hardened mineral crystal Case diameter: 16 mm Gold-tone-stainless-steel case; Black dial Water resistant to 99 feet (30 M): withstands rain and splashes of water, but not showering or submersion