Lovely vintage heart-shaped locked made by the S.O. Bigney company of Attleboro MA , 1896-1946. Rhinestone-accents and decorative stamped workmanship with engraved initials in the center. Open the locket and you'll see photographs placed inside by the past owner, covered by the original plastic. Back is smooth. Opens left to right. Marked SOB & CC on outside rims of the photo holder. Very good condition with some darkening of the rhinestones. Measures 1" x 1 1/4".