Ceramic watches offer exceptional durability, being four times harder than stainless steel, making them resistant to scratches and discoloration from UV rays or corrosion. They are also lightweight (similar to aluminum), hypoallergenic, and comfortable in high temperatures, making them ideal for daily use and the climate of Saudi Arabia. Case Material: Ceramic Case Diameter: 38 mm Lug to Lug: 45 mm Thickness: 10 mm (8.8 mm without glass) Lug Width: 20 mm Crystal: Sapphire Crystal Dial Finish: Matte Black Movement: Miyota 9039 Automatic Power Reserve: 42 Hours Water Resistance: 100 meters (10 ATM)