Sterling Silver Irish Trinity Knot Celtic Pendant by Fad&oacute; This Beautiful Sterling Silver Irish Trinity Knot Celtic Pendant. Made by the Renowned Fad Irish Brand. Fad is an Irish company that specialize in Celtic and contemporary Irish Jewelry. Hallmarked at Dublin Castle, Ireland and presented in a Gift Box. Pendant measures approx 15mm accross and 22mm high and comes on a 18" chain. Designed in Ireland and delivered from Ireland to the US within 6-9 Days plus free Irish gift with every purchase.