unify http://www.shorelinecreativegroup.com/49465-aspirin-uk.html This item is from an estate and has not been polished out so there is some tarnish on the back. All original, excellent condition this is an Art Deco sterling silver and marcasites pin with its large, natural mined, carnelian cabochon stone. It has an old block letter sterling silver marking and is Guaranteed to be solid sterling silver and original Art Deco period jewelry. It has beautiful, crisp detail with nice fancy millgrain work throughout. All marcasites are originals, faceted cut steel. The carnelian cab has very strong deep red brown color with excellent translucence and is quite large at 16m by 12m. Any marks you see on the photos are from photo flash. The stone is excellent. No chips or cracks or flakes or breaks or hairlines. Light age wear only. The sterling silver is also in excellent condition. No dents, or dings, or tears, or deep scratches or repair. Size is 1 9/16″ long East to West by 7/8″ wide across the center. This is a gorgeous original Art Deco marcasite gemstone pin for your antique and vintage silver jewelry collection; the sterling silver is thick and strong. The locking clasp works well.