925 Sterling Silver Ribbon Shaped Collar Necklace Vintage

This is a vintage 925 sterling silver collar necklace. READ: THE CLASP DOES NOT LAY STRAIGHT WHEN WORN. PLEASE SEE LAST PHOTO. I can not make out what the hallmark says. Weighs: 5 grams 20" long and 1/16" wide All measurements are approximate. Condition: Vintage condition. Please look over carefully and inspect any and all photos. Our shop is committed to fully disclosing all items' conditions and history with as great of detail as possible. Please consider this when examining all items in our shop. Some pictures are enlarged to show detail. Does not include any props in photos. Please feel free to contact me with any questions you may have. Thank you for shopping. Secretary Drawer