Strong's Greek #4552
σάπφιρος

Englishman's Concordance (References)

σάπφιρος sapphiros — 1 Occurrence

Revelation 21:19 - N-NFS
GRK:ὁ δεύτερος σάπφιρος ὁ τρίτος
NAS: the second, sapphire; the third,
KJV: the second, sapphire; the third,
INT: the second sapphire the third