▼Management Number▼ 0426 0416E7919 15 ■Product Description This radio-controlled solar-powered model embodies Seiko's advanced technology, ensuring consistently accurate timekeeping. It automatically corrects the time by receiving standard radio waves and continues to operate by converting light into energy. The convenience of "no time adjustment required, no battery replacement required" makes it the most reliable support for business professionals who value every second. The refined case form and highly legible dial design, stripped of unnecessary elements, create a sharp and sophisticated appearance that not only adds intellectual composure to suit styles but also elegantly enhances casual attire. A reliable timepiece that pursues perfection as a practical watch, characteristic of Seiko. From the day you hold it, this exceptional item will lead your daily life with reliable precision. [Detailed Specifications] Brand Name: Seiko Model Number: 7B22-0AD0 Men's or Women's: Men's Movement: Radio-controlled Solar Working or Non-working: Working Serial Number: 635555 We will ship via DHL or FEDEX to arrive within 5 days.