Saw-Tooth Swivel Harpoon Point

E 229) Exceptional pivoting (swivel) harpoon point for whaling and walrus hunting. This classically shaped example is adorned on the lower side with a series of open half-moon cutouts - resembling the edge of a saw blade - that appear to be unique and without any obvious function other than symbolic. Punuk Culture, Bering Strait, Alaska. 600 - 900 AD.  Mineralized walrus bone (Odobenus rosmarus divergens) .19.2 x 4 x 2.5 cm.