Native American Sterling Silver Turtle Chest Piece

Huge statement neck/chest piece.  This necklace is sterling silver and turquoise, hallmarked AJ Sterling Silver 124.  We believe this is a Navajo piece by Andrew Johnson. The 4" panel depicts a traditional turtle with a fish in it's mouth.  The approx. length of the chain is 30" to which you and 4" for the plaque.  Rare and possibly unique.