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blue topaz 7.74 cttopaz pair 8.77 ctblue topaz 16.93 cttopaz 17.13 ctyellow sapphire 0.60 ctyellow sapphire 0.65 ctyellow sapphire 1.66 ctcitrine 15.92 ctcitrine 16.80 ctcitrine 17.04 ct

Showing 901–910 of 1566 results

    $199.00

    Price Per Carat
    $25.71
      • Gemstone
      • Natural Untreated Blue Topaz
      • Origin
      • Nigeria, Africa
      • Weight
      • 7.74 ct
      • Dimension (mm)
      • 13.6 x 9.7 x 8.0
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed OVAL
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Light Pastel Blue
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO on a hand: https://www.youtube.com/shorts/275mmWvmU2Q, VIDEO outside: https://www.youtube.com/shorts/AWeoURx-SuQ

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $260.00

    Price Per Carat
    $29.65
      • Gemstone
      • Natural Untreated Blue Topaz
      • Origin
      • Nigeria, Africa
      • Weight
      • 8.77 ct
      • Dimension (mm)
      • 16.1/15.9 x 10.6/10.4 x 6.8/.6.6
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed KITE
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Very Light Pastel Blue
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Note
      • VIDEO: https://www.youtube.com/shorts/TV13GR3ove8

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $480.00

    Price Per Carat
    $28.35
      • Gemstone
      • Untreated Blue Topaz
      • Origin
      • Russia
      • Weight
      • 16.930 ct
      • Dimension (mm)
      • 20.1 x 12.3 x 8.7
      • Calibrated Size
      • No
      • Type of Cut
      • Rhomboid Leaf Brilliant (by Miro)
      • Cutter
      • Miro – EU
      • Color
      • Top Sky Blue
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Current market value
        • 10
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        • 2
        • 1
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO ON A HAND: https://www.youtube.com/shorts/v6etOpzlfUg, VIDEO: https://www.youtube.com/watch?v=8ReQVOzDp-k

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $570.00

    Price Per Carat
    $33.27
      • Gemstone
      • Natural Untreated Blue-Green Topaz
      • Origin
      • Nigeria, Africa
      • Weight
      • 17.13 ct
      • Dimension (mm)
      • 18.1 x 16.5 x 10.2
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Shield
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Light Pastel Blue with Greenish Overtone
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO: https://www.youtube.com/shorts/jP2uAFRZWUI

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $800.00

    Price Per Carat
    $1,333.33
      • Gemstone
      • Natural Untreated Yellow Sapphire
      • Origin
      • Kenya
      • Weight
      • 0.60 ct
      • Dimension (mm)
      • 4.6 x 4.6 x 3.4
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Square Octagon
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Canary Yellow
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO: https://www.youtube.com/shorts/cx0CbO7Qe2E

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $379.00

    Price Per Carat
    $583.08
      • Gemstone
      • Natural Untreated Yellow Sapphire
      • Origin
      • Kenya
      • Weight
      • 0.65 ct
      • Dimension (mm)
      • 6.1 x 3.3 x 2.9
      • Calibrated Size
      • No
      • Type of Cut
      • Radiant Rectangle
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Canary Yellow
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO outside: https://www.youtube.com/shorts/qe10yKxbJIM

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $1,750.00

    Price Per Carat
    $1,054.22
      • Gemstone
      • Natural Untreated Yellow Sapphire
      • Origin
      • Kenya
      • Weight
      • 1.66 ct
      • Dimension (mm)
      • 8.1 x 5.6 x 3.8
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Radiant OCTAGON
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Canary Yellow
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Note
      • VIDEO: https://www.youtube.com/shorts/ED9cDA2lhPo

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $420.00

    Price Per Carat
    $26.38
      • Gemstone
      • Natural Citrine
      • Origin
      • Malawi, Africa
      • Weight
      • 15.92 ct
      • Dimension (mm)
      • 18.1 x 13.4 x 11.5
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed OVAL
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Yellow-Gold
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO on a hand: https://www.youtube.com/shorts/ALmkyB-L6eQ, VIDEO outside: https://www.youtube.com/shorts/ba2hfN5YBy0

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $546.00

    Price Per Carat
    $32.50
      • Gemstone
      • Natural Citrine
      • Origin
      • Malawi, Africa
      • Weight
      • 16.80 ct
      • Dimension (mm)
      • 15.0 x 15.0 11.8
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Super Radiant SQUARE
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Yellow-Gold
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO outside: https://www.youtube.com/shorts/HKWOoOfGQy8

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)

    $490.00

    Price Per Carat
    $28.76
      • Gemstone
      • Natural Citrine
      • Origin
      • Malawi, Africa
      • Weight
      • 17.04 ct
      • Dimension (mm)
      • 19.1 x 19.0 x 12.2
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed TRILLION
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Yellow-Gold
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Treatment
      • None
      • Sheen/Schiller/Silk intensity
        • None
        • Very Low
        • Low
        • Low-Medium
        • Medium
        • Medium-Strong
        • Strong
        • Very Strong
      • Tone / Saturation
        • Colorless
        • Very Very Light
        • Very Light
        • Light
        • Light-Medium
        • Medium
        • Medium Deep
        • Deep
        • Very Deep
        • Near Blackish
      • Investment potential
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Rarity
        • 10
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 2
        • 1
      • Note
      • VIDEO outside: https://www.youtube.com/shorts/F_VTh2FN7ss

    * 1.0 ct = 0.2 gr ** Images were taken under open daylight (6,500K), for color change gems additionally under iridescent light source (2700K)