A LADIES 9 KARAT YELLOW GOLD MOURNING HAIRWORK SIGNET RING Six millimeter wide ring shank with interior channel on the outside, covered with two hinged sections covering the channels, with pinned clasp under a 12 millimeter circular ring top with cut out Initial of 'H'. within the channel and beneath the initial 'H' (visible) is typical braided hairwork for during the 1800's mourning period. Extremely rare.