Vintage Turquoise Stone Pendant in Silver Bezel

Vintage Turquoise Stone set in Silver Tone Rope Design Bezel Turquoise is shades of blue and sea-green with white specs. Bezel and Bail have no manufacturer markings or metal type stamps, and it's origin is unknown. Vintage age approx 1970-1999 Shape is slightly irregular rectangle Excellent condition. no chips in stone. Bezel backing is silver tone, and has some minor scratches from wear. Photo may be reflecting surroundings. Measurements in inches and centimeters