2PCS 3.16CTS YELLOW \u0026 BLUE SAPPHIRES ROUND CUT NATURAL GEMSTONE AT EBAY

(44)

FG465 UNHEATED IF~3.16CTS/2PCS OVAL 9x7mm AAA PURPLE AMETHYST

(18)

Paraiba Tourmaline ( no treatment )

(25)

Lagoon Blue Tourmaline 3.31 cts / 2 pcs

(18)

Indigo Blue Tourmaline 5.28 cts / 2 pcs

(19)

AAA Cushion Natural Fancy Black Loose Black Diamond(398644)

(11)

Afgani blue tourmaline 2.98 cts.

(34)

RAREST GEMSTONE PARAIBA TOURMALINE: $60,000+

(5:31)

Best Blue Gemstones: Sapphire vs Blue Zircon vs Paraiba Tourmaline

(5:)

Yavorskyy Cutting The King of the Ocean 150ct Tourmaline

(59)

Learn All About Tourmaline - A Guide To Tourmaline's Many Colors

(2:49)

Red Garnets by GIA

(46)

How to cut gemstones: Blue Tourmaline by Yavorskyy

(1:)

PARAIBA BLUE TOURMALINE OVAL G225 - 2.29 CT. Gemstone/ Blue color gemstone/Natural/Engagement ring

(16)

Blue Green Tourmaline Ring, 1.80 cttw, 14K Gold on QVC

(5:46)

2.11 CTS Round Checkerboard Cut Natural Pyrope Red Garnet Loose Gemstone

(1:18)

Afghani blue tourmaline 1.18 cts.

(27)

Vibrant Blue Tourmaline Matched Pair 5.05 cts

(22)

Blue tourmaline 4.75 cts.

(31)

Afghani blue tourmaline 2.79 cts.

(28)

Blue tourmaline 1.29 cts

(29)

Blue Tourmaline 1.44 Cts

(36)

19.63ct AAA Amethyst rough - Uruguay

(28)

Grade AAA - Oval Genuine Amethyst 5.00 x 3.00 mm to 14.00 x 10.00 mm at AfricaGems

(7)

Indigo Blue Tourmaline 9.49 cts

(19)

Vibrant Blue Namibian Tourmaline 2.20 carats

(23)

AGnSons YGold Garnet Engagement Ring 1202

(14)

Blue Tourmaline 8.46 carats

(15)