COI was born in Florence in 1954. Today, it is one of the main players in the sale of jewelry in Italy, also aimed at an international audience that has made it known all over the world. Located in the center of Florence, near Ponte Vecchio, COI offers a wide range of products fruit of Italian manufacturing excellence.
The store’s 2020 incorporation into the Gold Art Group has led to its renewed and modern organization. The proposal of Italian and Florentine brands has expanded and the online sales site has also been given a fresh appearance. Are available brands such as Tavanti, Falcinelli Italy, Fope, Marco Bicego, Serafino Consoli, Adolfo Courrier and traditional Florentine jewelry created by Florentine master craftsmen exclusively for COI.