Art Deco Sterling Silver Marcasite and Amethyst Ring

Art Deco Solid Sterling Silver and Marcasite Ring in a Pointed top Crown Shape Mounting set with Round Cut and finely facetted Amethyst. All in perfect condition with no damage or losses, presenting like new. Clearly Hallmarked I Alpha Characters, confirming U.S.A. solid Sterling Silver, plus Manufacturer Marks. Dimensions Approx: Ring Size N  or  6 ¾  ; Band width 4mm at Marcasite Shoulders to 2mm at rear; Band thickness 2mm at shoulders to nominal 1mm at rear. U.S.A.. Circa 1930’s