This is a women's watch from the Calvin Klein brand, model number 50259635nr. It features an adjustable buckle fastening for a secure and comfortable fit, operates with battery power, has a silicone strap which is likely to be water-resistant or skin-friendly, powered by a quartz movement ensuring accurate timekeeping, made of stainless steel case material providing durability and a classic look, and designed to be water resistant up to 50 meters (5 ATM).