What is the meaning of Revelation 4:6?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

And before the throne was something like a sea of glass, as clear as crystal. In the center, around the throne, were four living creatures, covered with eyes in front and back.

Berean Standard Bible (BSB)

Before the throne was something like a sea of glass, similar to crystal. In the midst of the throne, and around the throne were four living creatures full of eyes before and behind.

World English Bible (WEB)

And{G2532} before{G1799} the throne{G2362} there was a sea{G2281} of glass{G5193} like{G3664} unto crystal{G2930}: and{G2532} in{G1722} the midst{G3319} of the throne{G2362}, and{G2532} round about{G2945} the throne{G2362}, were four{G5064} beasts{G2226} full{G1073}{(G5723)} of eyes{G3788} before{G1715} and{G2532} behind{G3693}.

Strong's King James

(6) Before the throne, like a sea of glass as crystal and in the middle of the throne and encircling the throne, 24 living creatures being full of eyes, front and back.

The F.O.G*

[6] Also before the throne was something that looked like a vast sea of glass, crystal clear like finest diamond. In the center and around the throne were four living creatures, covered with eyes in front and behind - nothing escapes their notice.

The F.O.G Paraphrase

and before the throne is a sea of glass like to crystal, and in the midst of the throne, and round the throne, are four living creatures, full of eyes before and behind;

Young's Literal Translation