over 2 inches across.
made of sterling silver, i can't tell if the sandwich is onyx or if the sides are just inlaid with onyx.
inlaid with brass and i think onyx.
The mark is round
Hecho en Mexico - Sterling -
the center one is what's throwing me, it looks like RM, but the M might have a line over it.
could this be Rafael Melendez?
