Faceted Gems

tourmaline 1.13 cttourmaline 1.45 ctlemon tourmaline 1.64 ct-ravenstein gem co.sapphire 0.60 ctsapphire 0.75 ctmalkhan tourmaline 2.08 cttourmaline 1.46 ct-ravenstein gem co.

Showing 711–720 of 1388 results

    $140.00

    Price Per Carat
    $123.89
      • Gemstone
      • Natural Tourmaline
      • Origin
      • Zambia
      • Weight
      • 1.13 ct
      • Dimension (mm)
      • 9.3 x 6.2 x 4.2
      • Calibrated Size
      • Yes
      • Type of Cut
      • Custom Designed PEAR
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Green with Yellowish Flashes
      • 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/osVW9XVh_wM

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

    $197.00

    Price Per Carat
    $135.86
      • Gemstone
      • Natural Untreated Tourmaline
      • Origin
      • Zambia
      • Weight
      • 1.45 ct
      • Dimension (mm)
      • 8.6 x 6.1 x 5.0
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Radiant CUSHION
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Green-Blue to Neon Green-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

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

    $582.00

    Price Per Carat
    $45.29
      • Gemstone
      • Natural Untreated Yellow Imperial Topaz
      • Origin
      • W. Africa
      • Weight
      • 12.85 ct
      • Dimension (mm)
      • 21.8 x 10.4 x 6.3
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed RHOMBOID Brilliant
      • Cutter
      • Matthias – EU
      • Color
      • Vivid Yellow-Gold. Strong shift to Pink-Lavender under long UV light.
      • 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
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 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
      • Extremely rare gemstone from unique location.

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

    $169.00

    Price Per Carat
    $103.05
      • Gemstone
      • Lemon Tourmaline
      • Origin
      • Zambia
      • Weight
      • 1.64 ct
      • Dimension (mm)
      • 8.6 x 8.1 x 4.4
      • Calibrated Size
      • No
      • Type of Cut
      • Modified Radiant Shield
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Yellow-Green
      • 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
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 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

    * 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
    $433.33
      • Gemstone
      • Natural Untreated Parti Sapphire
      • Origin
      • Kenya
      • Weight
      • 0.60 ct
      • Dimension (mm)
      • 5.2 x 5.1 x 3.1
      • Calibrated Size
      • Yes
      • Type of Cut
      • Custom Designed TRILLION
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Blue-Green
      • 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/wKhkzAin_bM

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

    $288.00

    Price Per Carat
    $384.00
      • Gemstone
      • Natural Untreated Parti Sapphire
      • Origin
      • Kenya
      • Weight
      • 0.75 ct
      • Dimension (mm)
      • 6.6 x 4.2 x 3.6
      • Calibrated Size
      • No
      • Type of Cut
      • Modified OVAL
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Blue-Green
      • 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/vRRutZPuLDM

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

    $304.00

    Price Per Carat
    $146.15
      • Gemstone
      • Malkhan Tourmaline
      • Origin
      • Malkhan, Siberia, Russia
      • Weight
      • 2.08 ct
      • Dimension (mm)
      • 11.6 x 6.0 x 4.4
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Rhomboid
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • Bright Vivid Pink
      • 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/iRHX7yZT9ao

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

    $1,122.00

    Price Per Carat
    $75.56
      • Gemstone
      • Natural Untreated Precious Topaz
      • Origin
      • Russia
      • Weight
      • 14.85 ct
      • Dimension (mm)
      • 18.3 x 14.7 x 8.7
      • Calibrated Size
      • No
      • Type of Cut
      • Modified Radiant PENDELOQUE
      • Cutter
      • Sven – EU
      • Color
      • Peach-Copper Red
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Clarity
      • SI2 very thin needle inclusions
      • 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
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 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/watch?v=vo7dO9GgAnw

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

    $1,273.00

    Price Per Carat
    $75.46
      • Gemstone
      • Natural Untreated Precious Topaz
      • Origin
      • Russia
      • Weight
      • 16.87 ct
      • Dimension (mm)
      • 19.0 x 17.4 x 11.0
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Radiant FAN
      • Cutter
      • Sven – EU
      • Color
      • Peach-Copper Red
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Clarity
      • SI2 very thin needle inclusions
      • 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
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 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/watch?v=z4ysl2NH_uQ

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

    $158.00

    Price Per Carat
    $108.22
      • Gemstone
      • Natural Tourmaline
      • Origin
      • Zambia
      • Weight
      • 1.46 ct
      • Dimension (mm)
      • 8.9 x 6.8 x 4.4
      • Calibrated Size
      • Yes
      • Type of Cut
      • Radiant PEAR
      • Cutter
      • faceted by Ravenstein Gem Co., EU
      • Color
      • Green-Blue to Orange-Greenish Flashes/Shift
      • 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
        • 9
        • 8
        • 7
        • 6
        • 5
        • 4
        • 3
        • 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

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