Founded in Vicenza, the City of Gold in 1977, Roberto Coin jewelry celebrates the elegance of femininity, creativity and craftsmanship. Thes… Founded in Vicenza, the City of Gold in 1977, Roberto Coin jewelry celebrates the elegance of femininity, creativity and craftsmanship. These richly polished 18kt yellow gold hoop earrings feature tasteful twists, creating a quintessential designer style that will endure. Length is 1 3/8". Made in Italy. Snap-bar, Roberto Coin 18kt yellow gold twisted hoop earrings.