And he that sat was to look upon like a jasper and a sardine stone: and [there was] a rainbow round about the throne, in sight like unto an emerald.
Berean Study Bible (BSB) - Revelation 4:3 >The One seated there looked like jasper and carnelian, and a rainbow that gleamed like an emerald encircled the throne.
Textus Receptus (TR) - Revelation 4:3 >καὶ ὁ καθήμενος ἦν ὅμοιος ὁράσει λίθῳ ἰάσπιδι καὶ σαρδίνῳ· καὶ ἶρις κυκλόθεν τοῦ θρόνου ὁμοία ὁράσει σμαραγδίνῳ.