Wrist mount for rotatable special receptacle platform for small electronic devices and tray holder for card graphics

A rotatable wrist-mountable holder rotatably mountable on a person's wrist by means of a mount assembly, said mount assembly being secured to a receiving ring which extends downwardly from the bottom surface of the holder, said mount assembly comprising,

• a rivet head retainer ring edge-secured to the inner surface of the downwardly extending receiving ring, said rivet head retainer ring including a generally centrally located hole extending therethrough,
• a rivet head ring having a generally centrally located bottom step extending downwardly therefrom, said rivet head ring further including a generally centrally located hole extending through the bottom step, said rivet head ring being movably positioned between said rivet head retainer ring and the bottom surface of said holder, said bottom step extending into the hole in said rivet head retainer ring with a slight clearance between the bottom step and the edge of the hole in the rivet head retainer ring, said rivet head ring being rotatable with respect to the holder and the rivet head retainer ring.
• a wrist mount strap plate having a rivet head extending upwardly therefrom, said strap plate having a slot hole extending therethrough for receiving a wrist strap, said rivet head being located within the hole in the rivet head ring, the edge of the rivet head being edge-secured to the edge of the bottom step surrounding said hole, whereby the wrist mount strap plate, the rivet head, and the rivet head ring are rotatable with respect to the holder and the rivet head retainer ring.