Spinel

spinel 10.11 ctspinel 11.0 ctblack spinel 6.14 ctspinel 8.55 ctspinel 9.62 ctspinel 0.36 ctblue spinel 0.40 ctspinel 0.41 ctspinel 0.64 ctspinel 0.66 ct

Showing 1–10 of 11 results

    $145.00

    Price Per Carat
    $14.34
      • Gemstone
      • Black Spinel
      • Origin
      • Central Arizona, USA
      • Weight
      • 10.11 ct
      • Dimension (mm)
      • 13.4 x 12.0 x 6.5
      • Calibrated Size
      • No
      • Type of Cut
      • Oval Cabochon
      • Cutter
      • cut by Ravenstein Gem Co.
      • Color
      • Black
      • Treatment
      • None
      • 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/ZXF5WkPrNXY

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

    $175.00

    Price Per Carat
    $15.91
      • Gemstone
      • Black Spinel
      • Origin
      • Central Arizona, USA
      • Weight
      • 11.0 ct
      • Dimension (mm)
      • 15.0 x 12.1 x 6.4
      • Calibrated Size
      • No
      • Type of Cut
      • Oval Cabochon
      • Cutter
      • cut by Ravenstein Gem Co.
      • Color
      • Black
      • Treatment
      • None
      • 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/WZJnmeI43e0

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

    $135.00

    Price Per Carat
    $21.99
      • Gemstone
      • Black Spinel
      • Origin
      • Central Arizona, USA
      • Weight
      • 6.14 ct
      • Dimension (mm)
      • 14.5 x 10.0 x 4.7
      • Calibrated Size
      • No
      • Type of Cut
      • Pear Cabochon
      • Cutter
      • cut by Ravenstein Gem Co.
      • Color
      • Black
      • Treatment
      • None
      • 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/6ALP84q8JGU

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

    $170.00

    Price Per Carat
    $19.88
      • Gemstone
      • Black Spinel
      • Origin
      • Central Arizona, USA
      • Weight
      • 8.55 ct
      • Dimension (mm)
      • 14.7 x 11.4 x 6.0
      • Calibrated Size
      • No
      • Type of Cut
      • Oval Cabochon
      • Cutter
      • cut by Ravenstein Gem Co.
      • Color
      • Black
      • Treatment
      • None
      • 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/sI8lwduHaQQ

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

    $140.00

    Price Per Carat
    $14.55
      • Gemstone
      • Black Spinel
      • Origin
      • Central Arizona, USA
      • Weight
      • 9.62 ct
      • Dimension (mm)
      • 12.9 x 11.8 x 6.5
      • Calibrated Size
      • No
      • Type of Cut
      • Oval Cabochon
      • Cutter
      • cut by Ravenstein Gem Co.
      • Color
      • Black
      • Treatment
      • None
      • 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/BW8bCjLdlHo

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

    $112.00

    Price Per Carat
    $311.11
      • Gemstone
      • Natural Untreated Spinel
      • Origin
      • Mozambique
      • Weight
      • 0.36 ct
      • Dimension (mm)
      • 4.3 x 4.1 x 2.8
      • Calibrated Size
      • Yes
      • Type of Cut
      • Custom Designed Octagon
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • 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/ToLDlz5qE8k, VIDEO outside: https://www.youtube.com/shorts/WIJ91rD-iBM

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

    $155.00

    Price Per Carat
    $387.50
      • Gemstone
      • Natural Untreated Spinel
      • Origin
      • Mozambique
      • Weight
      • 0.40 ct
      • Dimension (mm)
      • 4.9 x 4.2 x 2.7
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed CUSHION
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • 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: https://www.youtube.com/watch?v=Bpq0vzDTk7o

    * 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
    $385.37
      • Gemstone
      • Natural Untreated Spinel
      • Origin
      • Mozambique
      • Weight
      • 0.41 ct
      • Dimension (mm)
      • 4.7 x 4.6 x 2.7
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Square CUSHION
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • 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: https://www.youtube.com/watch?v=VqaFtcSraSU

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

    $255.00

    Price Per Carat
    $398.44
      • Gemstone
      • Natural Untreated Spinel
      • Origin
      • Mozambique
      • Weight
      • 0.64 ct
      • Dimension (mm)
      • 7.0 x 3.6 x 2.8
      • Calibrated Size
      • No
      • Type of Cut
      • Radiant OCTAGON
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • 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/eQ6V0cSjX0g, VIDEO outside: https://www.youtube.com/shorts/ZeKebQP87jw

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

    $268.00

    Price Per Carat
    $406.06
      • Gemstone
      • Natural Untreated Spinel
      • Origin
      • Mozambique
      • Weight
      • 0.66 ct
      • Dimension (mm)
      • 9.1 x 5.4 x 3.1
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed KITE
      • Cutter
      • Faceted by Ravenstein Gem Co.
      • Color
      • 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/B0xazGwJZ2I, VIDEO outside: https://www.youtube.com/shorts/7cTXnG8wVpk

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