emerald.

Exodus 39:11
the second row had a turquoise, a sapphire, and a diamond;

Ezekiel 27:16
Aram was your customer because of the abundance of your goods; they exchanged turquoise, purple, embroidery, fine linen, coral, and rubies for your wares.

sapphire

Exodus 24:10
and they saw the God of Israel. Under His feet was a work like a pavement made of sapphire, as clear as the sky itself.

Job 28:6, 16
Its rocks are the source of sapphires, containing flecks of gold. . . .

Song of Solomon 5:14
His arms are rods of gold set with chrysolite. His body is an ivory panel bedecked with sapphires.

Ezekiel 1:26
Above the expanse over their heads was the likeness of a throne with the appearance of sapphire, and on the throne high above was a figure like that of a man.

Ezekiel 10:1
And I looked and saw above the expanse, above the heads of the cherubim, the likeness of a throne of sapphire.

Revelation 4:3
The One seated there looked like jasper and ruby, and a rainbow that gleamed like an emerald encircled the throne.

diamond

Jeremiah 17:1
The sin of Judah is written with an iron stylus, engraved with a diamond point on the tablet of their hearts and on the horns of their altars.

Ezekiel 28:13
You were in Eden, the garden of God. Every kind of precious stone adorned you: ruby, topaz, and diamond, beryl, onyx, and jasper, sapphire, turquoise, and emerald. Your mountings and settings were crafted in gold, prepared on the day of your creation.