Victorian ‘Skean Dhu’ kilt pin brooch, set with a large fancy briolette cut smokey quartz in the top with two much smaller matching quartz stones set in the sheath representing the tops of smaller daggers, the sheath set with a grey agate (Montrose), reddish brown Carnelian and dark green bloodstone, each tapering, circa 1875; with a length of 96 mm and a weight of 14 grams.