Why are engagement rings worn on the left hand ring finger? Apparently, this finger is thought to have a direct connection to the heart, and this belief goes back to ancient times. Because diamond engagement rings, regardless of the price, are a symbol of eternal love, the tradition to wear them on the left hand ring finger has remained.
Nevertheless, in some cultures, the ring is worn on the right hand.
Posted in Information about Diamonds
De Beers decided on it