Chopard Classic Series, model: 171278-5004, automatic mechanical men's wristwatch, made of 18k rose gold, weighs 66 grams, has a diameter of 40mm, originally set with 40mm diamonds, an 18K rose gold case, and a bezel set with natural diamonds. It is paired with a silver-white dial and rose gold Roman numeral hour markers. The overall style is elegant and low-key, yet retains a sense of luxury. The black alligator leather strap, paired with a rose gold clasp, is a classic combination for dress watches and is suitable for formal occasions such as suits. Equipped with Chopard's automatic winding movement, it has a power reserve of approximately 42 hours and features hour, minute, second and date display functions. It is water-resistant to 30 meters, meeting the needs of daily wear. The watch is designed to be slim and comfortable to wear, embodying Chopard's signature "simple elegance".