Zenith, Elite Series, Model: 18.2010.681 / 21.C493, automatic mechanical, 18k rose gold, case diameter: 40mm, 7.6mm ultra-thin case thickness, paired with black sunlit dial, rose gold conical hour markers and three-hand layout, small seconds sub-dial at 9 o 'clock, minimalist and elegant style. The watch crystal is made of sapphire crystal glass, and the case back is designed to be transparent, allowing you to observe the operation of the movement. It is water-resistant to a depth of 50 meters and is only suitable for daily wear. It is not suitable for swimming, diving or other water-related scenarios.