Irish Horse Necklace Celtic Jewelry Ceramic Oval The ceramic oval pendant on this piece of Celtic jewelry measures approximately 7/8" wide and 1-3/8" tall. Celtic symbol horse necklace is on an adjustable black cord that measures 26" long and can be tied to a suitable length. Necklace for men or women features a white ceramic pendant with brown details in an intricate Celtic knot pattern. Handcrafted in Michigan and based on designs from Scotland and the ancient Celtic world.