Built for the deep and designed for durability, the Citizen Promaster BN1024-01E is a 46mm dive watch that delivers uncompromising performance. Its bold black dial is housed beneath a sapphire crystal with anti-reflective coating, framed by a rugged stainless steel case and paired with a flexible black polyurethane strap. The Eco-Drive Calibre E365 movement powers the watch for up to 12 months on a single charge from any light source—no battery changes required. ISO-certified for scuba diving and water-resistant to 300 metres, it features a unidirectional bezel, screw-lock crown, luminous accents, and a date display. Whether you're diving into the ocean or your next adventure, this timepiece is ready to perform.