Rare sterling silver cuff bracelet set with 2 obsidian stones designed and signed (1960's)by Taxco, Mexico artist William Spratling (1900-67). Front panel is 1 1/2" H, top to bottom. Inside measures 5 1/2" from end to end. The opening gap is 1 1/2" wide. Will fit up to a 7 inch wrist. Weighs 70 grams, 2.5 oz. Beautiful condition with no dents or dings. Marks are somewhat double stamped and read script WS .925 WILLIAM SPRATLING, TAXCO, MEXICO, eagle 30.