Hottptyer Watch Gaskets Rubber Sealing Washers Set (0.7mm waterproof ring set)

[WATER AND DUST SEAL] This rubber gasket set fits the watch back cover to help seal the case and prevent water and dust from entering. It supports routine watch maintenance and replacement when an old back cover gasket needs service. [MULTIPLE SIZES] Different sizes help match various watch back covers and support different repair or maintenance needs. Select the gasket that fits the cover groove for a secure fit during servicing or replacement work. [ELASTIC RUBBER] Made of rubber with high elasticity each gasket conforms to the back cover and supports a consistent sealing effect. The material helps the ring stay positioned while the watch is assembled and serviced. [WATCHMAKER USE] Designed as a practical watch accessory for watchmakers and watch repairing workers. The assorted gasket set is useful for workshop servicing back cover maintenance and replacing worn sealing rings during routine repairs. [WIDE APPLICATION] This replacement part suits almost all kinds of watches and provides an option for restoring the back cover seal. Keep multiple sizes available to handle different watch models and common repair tasks.