This is a stunning highly detailed engraved deco Japanese akoya saltwater cultured pearl tie bar.

The pearl is 5.50mm round. It has great luster with bright rosy overtones. It is set on a disk of round black onyx. No chips or scratches.

It is made of solid sterling. Stamped "STERLING". It featured high quality hand engraving and texturing. Measures 2 1/8 inch across. Some light scratching, could use a polish if desired. Can be used as a tie bar or money clip. 

All pearls are truly vintage and have only been lightly cleaned.