Vintage Art Deco Old European 3.75ct Cut Platinum Diamond Pin

Genuine Edwardian Art Deco solid Platinum pin.  All hand made set with very high quality European cut and transitional cut diamonds.  Beautiful hand engraving, bead setting and piercing.  The center row of diamonds are wet in delicate bezels with beaded edges.  Loops have been added to the back of the pin to accommodate a chain so that the piece will sit in a horizontal position on a this to medium chain.  The pin comes with a fitted safety catch.  It is all Platinum.  The pin stem and catch are white gold.  Circa 1920-1930.  1 old European cut diamond approx. total weight 1.25cts, G-H, SI2.  44 old European cut diamonds approx. total weight 2.50cts, F-G, VS-SI1.  Tested:  Platinum.  14.0 grams.  1 1/8 x 2 ½ inches.