De Beers London - Talisman Medal 18-Karat White Gold Diamond Necklace - Silver

De Beers' necklace is part of the 'Talisman' collection, which pays homage to the "ancient appreciation" of rough diamonds that were once considered lucky charms. Cast from 18-karat white gold, it's strung with a 'Medal' pendant that's hand-hammered using the label's 'serti poinçon' technique and set with 2.258-carats of diamonds, including both polished and raw ones.