Antique Guilloche Enamel Locket Charm of 15k Gold game pendant while the white opal appears

while the white opal appears to be a later replacement stone

The finely wrought piece is rendered in 14k gold with hand etched details on the reverse that are almost as exceptional as those on the front of the piece

85 inches in length and 0

There is a small hairline near the top of the stone (visible only under magnification)

Antique Guilloche Enamel Locket Charm of 15k Gold game pendant while the white opal appearsAn antique locket charm dating to 1900, crafted in 15K gold and adorned with vibrant blue guilloch enamel and a single rose cut diamond. Guilloch enamel, prized for its luminous depth and intricate engine turned patterns, was a hallmark of fine turn of the century jewelry. The rose cut diamond is a later replacement that complements the original design while preserving the charm's elegant character. The locket opens as intended, offering space for a