Old Heishi Bead W/Cross Shaped Pendant W/Turquoise Silver Bird Wings Open

Strong masculine statement piece. Natural graduating dark beads with a silver plated black background Bird inlaid cross. Beads are beautifully unique and very vintage. They are naturally different so if you are looking for perfect I have other listings I’d like you to see! Some beads show wear see pictures please When I bought this I was told it was sterling and there was a vague stamp on back. I still see the “vague stamp” ? Not sterling though!Also I removed some beads for this style. Native American Style Cross Eagle In Flight Thunderbird 1960s or 1970s