texas wholesale sterling silver jewelry no minimal The ring sent by a friend, Taiwan's Xia Ludi, is said to be a platinum diamond, what does K8 and 888 mean on it? Is it diamond?

turtle shell jewelry wholesale K8 should be the number of diamonds.
But now there is a certificate when buying diamonds, which will be cut and gram of diamonds. If you are not sure if diamonds can take the jewelry store for them to identify.