Israel Stone engraved with first Messianic Symbol found with Text engraved (comes with Leather necklace) Semi precious stone engraved with first Messianic Seal symbol with text as found in first century for early Jewish believers in Christ. It means : For the Oil of the Spirit. Found on a Jar and otehr artifacts near David Tomb and the Upper Room on Mount Zion in Jerusalem. First symbol used by early Christians in the Holy Land Stone size may vary since actual semi precious stones are used. Sizes vary from 1.5 - 2 inches ( 4 - 5 cm in diameter ). Stones used are Jade, Malachite, Jasper, tiger eye, and many others etc ... necklace is leather Necklace can expand from 18 inch to 36 inch as needed. Comes all as a package in a velvet bag. Comes with Messianic Seal ( Crafted In symbol ) Card explaining the symbol and its meaning clearly.