Antique German silver mesh chain link thick bracelet flower buttons Japanese

Antique German silver mesh chain link thick bracelet flower buttons Japanese appears to be sterling: but we have done no tests on it. the item is being posted as German silver:nickle silver: non magnetic: no markings: has been cleaned and not alot of patina at time of posting. 7.3”x1.5” appears to be very old and over 100 yr old appx 1920s J2023-120