Technical specifications: Movement type: Precise and reliable Swiss quartz (Ronda 715) and battery-operated. Case and bezel material: High-quality stainless steel (Stainless Steel 316L) resistant to scratches and corrosion. Glass: Sapphire crystal, highly resistant to scratches and impacts. Case diameter (size): 42 mm, with a slim and elegant thickness of 9.35 mm. Dial: Striking and distinctive dark blue (Midnight Blue) with a sunray-brushed effect, with hand-polished and applied indices and hands. Water resistance