Steel Grey Casio MWA-100H-1AVEF Watch with black strap The polyurethane case of the Casio watch is reinforced with a steel ring. The dial is protected by mineral glass and the strap is polyurethane with a pleasant feel. The black dial has grey hands and numerical indexes. The watch has an LED backlight and is waterproof. Led light Mineral glass Case material: resin and stainless steel Bracelet material: resin Waterproof: 100 m Case size: 50.6 x 50.6 x 13.5 mm Weight: 53 g Casio is a Japanese manufacturer of electronic devices, which is especially known for its high-quality and durable sports watches. Casio watches have versatile features and are suitable for both extreme sports and active everyday life. Casio watches are also popular among conscripts due to their durability and excellent value for money. See all Casio products here