The main characteristic of stud earrings is the appearance of floating on the ear or earlobe without a visible gold point of connection. Studs are invariably constructed on the end of a post, golden which penetrates straight through the ear. diamond jewellery The post is held in place by a removable friction back or clutch. modern jewelry Occasionally, the stud earring is constructed so that the post is threaded, today fashion allowing a screw back to securely hold the earring in place. This is useful in preventing the loss of expensive earrings gold ontaining precious stones or made of precious metals calculate mortgage http://search.viewpoint.com/pl/websearch?k=mortgage--calc.com