LONGINES New [Longines High-Frequency Precision Observatory Series] 1. 43m/mm pillow-shaped 316 fine steel case, eye-catching red minute and hour hands are coated with luminous coating, giving the watch a distinctive pioneering sports style, meters Diving depth. 2. Equipped with the original imported 9015 movement, one-way rotating imported glass ring, sapphire scratch-resistant "pot lid" mirror. 3. Imported Italian calfskin with original embossed pattern pin buckle, full of three-dimensionality. Regarded as global The first commercial mass-produced high-frequency diving watch. 4. All structures are reproduced 1:1 according to the original version, which is perfect and taken from real-life pictures.