Extraordinary French 3 Dimensional Sterling Sacred Heart that Opens

this magnificent three-dimensional flaming heart is French with French markings and is stamped DEPOSÉ. The piece opens and has rings on the back for hanging or wearing. A rare and exceptionally beautiful piece, it weighs 38.18 g and measures 4 1/2 inches tall by 2 1/2 inches wide. The front is exquisitely, hand engraved, and the back is plain