This genuine stone with the Hebrew engraved name of the tribe of Israel may
have been similar to the ancient stone on the breastplate of the high priest.
====Strongs Definition====
Heb. Yahalom
Diamond or Onyx
3095 yahalom (yah-hal-ome');
from 1986 (in the sense of hardness); a precious stone, probably onyx:
KJV-- diamond.
GAD