Victorian Diamond Horseshoe Brooch collars it's face is hinged down

it's face is hinged down one side

75 inches wearable

while others believe it was based on  the astronomical clock at Exeter Cathedral which had a small hole in the door below the face for the resident cat to hunt mice

it dates from the 1920s

Victorian Diamond Horseshoe Brooch collars it's face is hinged downDATE: Victorian, c. 1900 A gorgeous antique diamond set horseshoe brooch dating from the Victorian period, circa 1900. It's crafted in 18 karat gold, and set with six transitional cut diamond "nails", 2 carats total. Horseshoes have long been associated with good luck, and has become popular symbol to provide protection. There are many superstitions on which way you should hang a horseshoe, however many believe that to hang a horseshoe with the ends