VTG 60s Shell Checker Board Brooch Mod MOP Black White Abalone 2.5” x 1.9”

Vtg 60s Shell Checker Board Brooch Mod MOP Black White Abalone 2.5” x 1.9” Vintage 1960s mod style black and white checkerboard oval brooch black and white abalone / mother of Pearl Measures approx 2.5” x 1.9”