155,206 and bracelet patent no. 155,224 are both Alfred Philippe designs later patented September 13th, 1949. For size guidance, size of wrist in pictures is 6.5. This is part of Trifari's "Arabesque" series of jewelry, heavily advertised in newspapers. A clipping of one of those advertisements is included in the listing photos.
An incredible, rare early Trifari design.