Ortak Scotland Celtic Knot brooch with Stone

New, never used sterling silver Celtic knotwork pin with brownish-grey stone by Ortak, Scottland. These designs incorporate the knotwork interlacings which are popular in the Pictish School of Celtic Art. As a symbol of continuity, interlacing knotwork represented by one continuous line symbolises the hope of eternal life and has come to be accepted as a talisman of long life. 1.5" in diameter