Sterling Silver Long Celtic Drop Earrings-Made in Ireland Product Details Unique Celtic Knot earrings in beautiful sterling silver. Approximately 1/2" wide (12.7 mm). They are made in Ireland and come in a box for gift giving. Intricate knots and weaves can be seen all over Celtic culture. The Book of Kells, an illuminated religious manuscript, has some particularly spectacular examples. These knots and weaves have no beginning and no end, so they are often used to represent the undying quality of love, as well as the Circle of Life.