SEIKO Aftermarket Presmatic crystal Actual weight Presmatic Watch glass for models to R - 30.09g/5146-7090, 5106-7010/7020/7040

This is a SEIKO product. Product details: Aftermarket Presmatic crystal Actual weight Presmatic Watch glass for models to R - 30.09g/5146-7090, 5106-7010/7020/7040. Please refer to the product photos for details about the item's condition and any included accessories.