Rare, early late  Art Deco Trifari Pat Pend necklace. The quality of the crystals combined with the rich gold plating  is truly outstanding. This highly collectable piece was ahead of its time.  It was created probably in the mid to late1930s by the world renowned New York company. 
Please see my other items by visiting my shop, Markie's Vintage
www.ebay.co.uk/str/markiesvintage