Gucci Double G With Key Aged Sterling Silver Necklace YBB627757001 Made in Italy with the finest quality 925 sterling silver, the Gucci Marmont Double G necklace is a striking execution of classic design with modern details, complete with a key as the centrepiece. The key is crowned by the classic double G initials of founder Guccio Gucci, an emblem directly inspired by past collections of the \'70s. This item will arrive beautifully packaged in a unique Gucci presentation box.