Prong Set Vintage Crystal Black Gunmetal Patina Bridal Choker Necklace

Stunningly beautiful chunky crystal necklace.  Large rectangle faceted crystal stones (10mm x5mm) and round (5mm) crystal rhinestone all individually prong set in a black patina gunmetal colored silver metal.  Choker necklace can be worn multiple ways including backwards with the hook clasp buckling on the front due to the rectangle prong set crystal on the hook clasp itself, shown in photos.  No designer signatures or hallmarks found but this is for sure a high end designer necklace.  No damage or condition issues.  

Measures 15” long, but is adjustable shorter. 12mm wide.