It was foursquare; they made the breastplate double: Exodus 39:9
And they set in it four rows of stones: Exodus 39:10
The first row shall be a sardius, a topaz, and a carbuncle: Exodus 28:17
And the second row shall be an emerald, a sapphire, and a diamond. Exodus 28:18
And the third row a ligure, an agate, and an amethyst. Exodus 28:19
And the fourth row, a beryl, an onyx, and a jasper: Exodus 39:13
And they set in it four rows of stones: Exodus 39:10
The first row shall be a sardius, a topaz, and a carbuncle: Exodus 28:17
And the second row shall be an emerald, a sapphire, and a diamond. Exodus 28:18
And the third row a ligure, an agate, and an amethyst. Exodus 28:19
And the fourth row, a beryl, an onyx, and a jasper: Exodus 39:13
And the stones were according to the names of the children of Israel, twelve,
according to their names, like the engravings of a signet, every one with his
name, according to the twelve tribes. Exodus 39:14