Stone size: approximately 4cm long x 3cm wide String length: 1m total length This is a used item that has been stored at home for over 30 years. The mysterious stone and string are clean with no chips or stains, but the metal parts show signs of aging. Please check the details in the photos and purchase with the understanding that this is a used item and that there is age-related deterioration. Please refrain from purchasing if you are looking for an item in new condition or if you are sensitive to such issues.