Handmade tufa cast sterling silver bolo tie with  double guards and squash blossom tips.  Inlay design in the center with reticulated cast silver accent, Battle Mountain turquoise, Mediterranean coral, pink coral? or pink spondylus shell and braided leather cord.  Hallmarked sterling and stamped with the artist's mark.  Bolo medallion measures about 2.25" x 1.75", the tie hangs about 24" long.  Jack Tom is a Navajo silversmith well known for his modern, elegant designs.