Unknown origin

Stones

RubyRubySapphireSapphireEmeraldEmeraldTanzaniteTanzaniteTourmalineTourmalineSpinelSpinelAlexandriteAlexandriteTopazTopazAquamarineAquamarineBastnäsiteBastnäsiteGarnetGarnetMorganitMorganitOpalOpalPeridotPeridotOthersOthers

Price

Carat

Shapes

OctagonOctagonOvalOvalCushionCushionRoundRoundPearPearTrillionTrillionOthersOthers

colors

RedRedGreenGreenBlueBlueYellowYellowBrownBrownColor changeColor changeVioletVioletPinkPinkOrangeOrangeMulticolorMulticolor

Treatments

Untreatednot detectableMinorModerate

Origins

MozambiqueMadagascarAfghanistanSri LankaKashmirTanzaniaZambiaPakistanUnknown origin

Color Quality

Extra fine ( I )Very Good ( II )Very good ( III )Good ( IV )Good ( V )Fair ( VI )Fair ( VII )Poor ( VIII )

Purity

Eye Clean (A)Smallest inclusions (B)Very small inclusions (C)Small inclusions (D)Medium inclusions (E)Strong inclusions (F)

Showing 305–320 of 334 results

• 

  Tourmaline

  3,701 ct. | VII/B

  GLA

  €500.00
• 

  Tourmaline

  3,950 ct. | VII/B

  GLA

  €500.00
• 

  Tourmaline

  4,956 ct. | VI/D

  GLA

  €800.00
• 

  Tourmaline

  4,981 ct. | VI/C

  GLA

  €1,000.00
• 

  Tourmaline

  6,112 ct. | VI/C

  GLA

  €1,200.00
• 

  Tourmaline

  5,532 ct. | VI/C

  GLA

  €1,300.00
• 

  Tourmaline

  6,025 ct. | VI/C

  GLA

  €1,400.00
• 

  Tourmaline

  7,235 ct. | VI/C

  GLA

  €1,700.00
• 

  Tourmaline

  8,515 ct. | VI/C

  GLA

  €1,500.00
• 

  Tourmaline

  48,456 ct. | IV/A

  GLA

  €24,000.00
• 

  Tourmaline

  5,058 ct. | IV/C

  GLA

  €2,400.00
• 

  Tourmaline

  3,841 ct. | V/A

  GLA

  €1,200.00
• 

  Tourmaline

  13,471 ct. | V/A

  53346

  €5,200.00
• 

  Tourmaline

  13,674 ct. | IV/B

  49852

  €4,900.00
• 

  Tourmaline Cateye

  19,035 ct. | V/G

  GLA

  €1,400.00
• 

  Tsavolite

  3,238 ct. | III/E

  GLA

  €1,100.00