Individual Spare PARTS For Invicta Sea Base 17542, Band Material: Polyurethane, Band Color: Black, Band Width: 26mm, Band Length: 220mm, Buckle Type: Regular, Clasp Type: Regular, Crown Type Screw Down, Case Material Stainless Steel, Titanium, Case Tone Rose Gold, Titanium, Case Size (mm) 53, Case Back Solid, Material of Hands Metal, Color of Hands White, Luminous, Crystal Type Sapphire, Bezel Material Titanium, Dial Material Metal, Dial Color Gunmetal, Dial Pattern TexturedPurchasing these parts and having a non-authorized repair center open your watch voids all manufacturing warranties. Invicta cannot guarantee the quality standards of an altered timepiece, the standard 3-year limited warranty on Invicta timepieces shall be invalid if the timepiece is serviced at any time by an unauthorized repair center. This includes battery replacements, which must be done at an Invicta authorized repair center in order to maintain the eligibility of the warranty. Please follow the link below to learn more about Invicta's warranty.https://cdn.invictawatch.com/www/files/invicta-warranty-2018.pdf