A brand new Irish Celtic Trinity and Love Knot pendant available with your choice of a sterling silver The Trinity, also known as the Triquetra knot, is used by Christians as the symbol for the Father, Son & Holy Spirit since the Celtic Revival of the 19th century. When modern designers began to display the triquetra as a stand-alone design, it recalled the three-leafed shamrock which was similarly offered as a Trinity symbol by Saint Patrick. US Jewels specialize in jewelry that illustrates who you are and what you represent. Whether it be your heritage, beliefs or passions, helping you display what defines you through fine jewelry is our driving force!