If you are willing to purchase Gammarelli socks,  you can go to Mes Chaussettes Rouges, a website that sells the renowed socks from Roma.

Gammarelli is the official tailor of the Pope and most of roman cardinals and bishops hold in esteem this tiny shop located in the center of Rome. It provides ecclesiastics with outstanding outfits.

They also sell the famous red, purple and black socks that delights aesthets from all over the world. The Gammarelli's enthusiats now have their online shop !