Vintage faux red turquoise cabochon necklace

This was obtained from a local souvenir warehouse that closed down so this is NOS or New Old Stock. Because of the age there is a little patina. Manufacture date could be anywhere from 1965 to 1988. Sample of "red turquoise" faux acrylic cabochon necklace in a silver-toned setting. 20" necklace. B3-3