American Cut Gems and Masterpiece Collective Gems

congo tourmaline 2.29 cttourmaline 5.02 cttourmaline 6.04 cttourmaline 8.13 cttourmaline 8.95 ctzircon 9.64 ctoregon sunstone 13.87 ct-ravenstein gem co.oregon sunstone 6.79 ctoregon sunstone set 7.66 ct+7.45 ct

Showing 61–70 of 109 results

    $810.00

    Price Per Carat
    $353.71
      • Gemstone
      • Natural Untreated Tourmaline
      • Origin
      • Congo, Africa
      • Weight
      • 2.29 ct
      • Dimension (mm)
      • 8.4 mm Diameter x 6.0 mm
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed ROUND
      • Cutter
      • faceted by Masterpiece Collective – Chris Fafoutis (USA)
      • Color
      • Pastel Mint Green – 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: https://www.youtube.com/shorts/SNUgRkeRppc

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

    $1,966.00

    Price Per Carat
    $391.63
      • Gemstone
      • Natural Untreated Tourmaline
      • Origin
      • Congo, Africa
      • Weight
      • 5.02 ct
      • Dimension (mm)
      • 13.9 x 9.3 x 7.4
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed TRILLION
      • Cutter
      • faceted by Masterpiece Collective artist Michael O'Neill, USA
      • Color
      • Red-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/JMzmcU8zB9E

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

    $2,666.00

    Price Per Carat
    $441.39
      • Gemstone
      • Natural Untreated Tourmaline
      • Origin
      • Congo, Africa
      • Weight
      • 6.04 ct
      • Dimension (mm)
      • 11.8 x 9.6 x 7.4
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed CUSHION
      • Cutter
      • faceted by Masterpiece Collective – Chris Fafoutis (USA)
      • Color
      • Bright Apple 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 outside: https://www.youtube.com/shorts/1NlbUfGBuP8

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

    $3,500.00

    Price Per Carat
    $430.50
      • Gemstone
      • Natural Untreated Tourmaline
      • Origin
      • Congo, Africa
      • Weight
      • 8.13 ct
      • Dimension (mm)
      • 13.7 x 9.2 x 9.8
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed CUSHION
      • Cutter
      • faceted by Masterpiece Collective – Chen Xue (USA)
      • Color
      • Hot Pink-Lavender
      • 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/6ujtOohyKo4

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

    $2,156.00

    Price Per Carat
    $240.89
      • Gemstone
      • Natural Untreated Tourmaline
      • Origin
      • Congo, Africa
      • Weight
      • 8.95 ct
      • Dimension (mm)
      • 13.8 x 9.1 x 8.9
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Octagon
      • Cutter
      • faceted by Masterpiece Collective – Nick Brevig (USA)
      • Color
      • Pink-Copper Red with Gold Center
      • 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/JVGwndCO3ag

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

    $940.00

    Price Per Carat
    $97.51
      • Gemstone
      • Natural Zircon
      • Origin
      • Malawi, Africa
      • Weight
      • 9.64 ct
      • Dimension (mm)
      • 19.1 x 9.6 x 6.6
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed MARQUISE
      • Cutter
      • faceted by Masterpiece Collective – Nick Brevig (USA)
      • Color
      • Gold-Champagne-Walnut
      • 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/ksVerPWAPeQ

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

    $2,129.00

    Price Per Carat
    $153.50
      • Gemstone
      • Green-Teal Schiller Oregon Sunstone
      • Origin
      • PANA Mine, Little Eagle Butte, Oregon, USA
      • Weight
      • 13.87 ct
      • Dimension (mm)
      • 24.1 x 16.2 x 10.7
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Artistic Carving by Alexander Jewelers
      • Cutter
      • cut by Darryl / Nick Alexander
      • Color
      • Green-Teal with Red-Pink Dichroic Shift and Unique A (+1) Copper Schiller
      • 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)

    $400.00

    Price Per Carat
    $72.60
      • Gemstone
      • Peach-Walnut-Orange Oregon Sunstone
      • Origin
      • PANA Mine, Little Eagle Butte, Oregon, USA
      • Weight
      • 5.51 ct
      • Dimension (mm)
      • 16.3 x 8.1 x 5.8
      • Calibrated Size
      • No
      • Type of Cut
      • Custom Designed Radiant OCTAGON
      • Cutter
      • Douglas – USA
      • Color
      • Pastel Peach-Walnut-Orange
      • Clarity
        • F
        • VVS1
        • VVS2
        • VS1
        • VS2
        • SI1
        • SI2
        • P1
        • P2
      • Clarity
      • VVS1 with plane lines
      • 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: https://www.youtube.com/shorts/K_fha92Uwsw

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

    $448.00

    Price Per Carat
    $65.98
      • Gemstone
      • Green-Gold Schiller Oregon Sunstone
      • Origin
      • PANA Mine, Little Eagle Butte, Oregon, USA
      • Weight
      • 6.79 ct
      • Dimension (mm)
      • 13.7 x 12.7 x 8.3
      • Calibrated Size
      • No
      • Type of Cut
      • PANA MINE Rising Eye by Arya Akhavan
      • Cutter
      • Robert – USA
      • Color
      • Green-Walnut-Gold with B(0) Copper Schiller
      • 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
      • VIDEO outside: https://www.youtube.com/shorts/FsqiU3dVy-0

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

    $4,200.00

    Price Per Carat
    $277.96
      • Gemstone
      • Oregon Sunstones
      • Origin
      • PANA Mine, Little Eagle Butte, Oregon, USA
      • Weight
      • 15.11 ct
      • Dimension (mm)
      • 7.45 Ct: 12.8 x 12.5 x 7.6 mm, 7.66 Ct: 13.1 x 12.3 x 8.3 mm
      • Calibrated Size
      • No
      • Type of Cut
      • Artistic fantasy cuts by Darryl Alexander- USA
      • Cutter
      • cut by Masterpiece Collective artist Darryl Alexander-USA
      • Color
      • Green-Teal and Gold-Red-Pink / Orange-Red
      • 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)