Some anniversaries deserve a real keepsake. The officially licensed Transformers 40th Anniversary Modular Mechanical Watch is exactly that: anniversary-grade detail, mechanical movement, a tool-free modular system, allowing you to swap bezels, straps, and cases in seconds. The most meaningful Transformers gift you can give a 40-year fan. Honor the legacy — claim your anniversary watch now! Materials: Seiko NH72 automatic movement (21,600 VPH) 316L stainless steel watch case Sapphire crystal top Exhibition case back Swiss super-luminova hands & markers Textured silicon strap (Quick release) Functions: Analog time display 41-hour power reserve Lume hands and markers 100 meters water resistant (10ATM) Measurements: Case size: 43mm Lug to lug size: 52mm Case thickness: 14.5mm Lug size: 22mm Strap size: 155-210mm