Tie Clasp Vintage Round Black Glass With and similar items

Round BLACK GLASS with Clear GEM Inset MEN'S Vintage TIE CLASP Goldtone This is a vintage MENS TIE CLASP! IN a goldtone metal, this vintage TIE CLASP has a round BLACK GLASS PIECE on the end. In the center of the black piece is a diamond-shaped bit, that either has a rhinestone inside or is simply cut metal to give the look of a stone inside. It is difficult to tell, even with magnification. There seems to be a clear coat or some type of covering, so it looks a if it is simply a cut out with a silvertone metal back reflecting. It is made to look like a more expensive piece than what it is. It is unsigned and has no marks or hallmarks. It measures 1 5/8" across. Just Jewelry by MrZipMDO CONDITION: This piece of jewelry is in pre-owned and vintage used condition. The clasp is in full working order. There is scratching and finish wear present.