There are minor scratches and signs of aging, but it seems to be in good condition for normal use. There are no hallmarks indicating precious metals. It is stretchy, so it should fit a wide range of people. It is too small for men to wear. *This was a gift from my grandmother, so the details are unknown. Size: Inner diameter approximately 17.0cm Weight: Approximately 15.8g *Measurements are approximate. Please allow for some error. *The color may vary depending on your monitor environment. I try my best to make it as accurate as possible, but it is not perfect. Please purchase only if you can accept this. *This is a used item, please judge from the images. I try to describe the item honestly, but there may be unexpected oversights. Please inquire if you have any questions beforehand. T12703 C #Magnetic #Magnet #Bracelet #Accessories #BloodCirculation #Elastic