Set of 12 Crystal Knife Holders

12 antique knife holders in finely chiseled crystal, carefully stored in their original box re-stylized in a petroleum blue leather effect paper. Interior taken in a fabric draped cloud. Closing the box with a velvet ribbon. Presence of original label attesting to the composition of the glass on 5 units. A few small shards of glass minimal under the lower part of a few units. Size of a knife holder: l8.7*h1.3*l1.8 cm.