This vintage charm bracelet is a unique and timeless piece that was originally awarded to General Motors employees who have shown great dedication to their craft. Each charm has 3 faceted stones and the GM logo. The clear stones do test as diamonds.  Service award for 5yrs, 10 yrs, 15 yrs, 20 yrs and 25 yrs.  Made from 1/20th 12K yellow gold-filled material, this bracelet is a perfect addition to any collection that celebrates awards and achievements. Measuring at 7 inches in length, it is a great fit for anyone who wants to show off their love for General Motors and their iconic vehicles.