Edwardian platinum diamond and sapphire pin

Exquisite edwardian antique filigree diamond bar pin with caliber cut blue sapphires. The pin is a filigree oval shape with a round pinwheel of diamonds at each end separated by a chevron containing six blue caliber cut sapphires. The total number of round OEC (Old European Cut) diamonds is 62 for an estimated weight of 1.39 carats total.  It is secured with a standard hinge/pin assembly.