Exodus 39:8-10

Young's Literal Translation

⁸ And he maketh the breastplate, work of a designer, like the work of the ephod, of gold, blue, and purple, and scarlet, and twined linen;

⁹ it hath been square; double they have made the breastplate, a span its length, and a span its breadth, doubled.

¹⁰ And they fill in it four rows of stones; a row of a sardius, a topaz, and a carbuncle [is] the one row;