Panerai, Radiomir, model: PAM00551, automatic mechanical movement, stainless steel, case diameter: 47.00MM, it adopts the early Radiomir cushion-shaped case design of Panerai. The onion-shaped crown without a protective bridge is paired with a 45mm large diameter, exuding a retro and tough charm, which is a manifestation of Panerai's classic historical elements. The black dial is paired with retro luminous hour markers. The "10 DAYS" logo on the dial highlights its long power reserve function. It also features a GMT dual time zone display, making it a watch that combines practicality and collectible value.