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650 available Gems

$212.00
Item Number
Gemstone
Amethyst
Origin
Bahia State, Brazil
Weight (ct)
8.89 ct
Dimensions (mm)
14.0 x 13.7 x 9.7
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$23.85
$325.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
11.76 ct
Dimensions (mm)
16.7 x 15.3 x 10.6
Calibrated Size
No
Type of Cut
Custom Designed Shield
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$27.64
$115.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
4.29 ct
Dimensions (mm)
12.9 x 8.3 x 7.9
Calibrated Size
No
Type of Cut
Custom Designed MARQUISE
Cutter
Faceted by Ravenstein Gem Co.
Color
Medium Purple-Lavender with Blue Flashes
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$26.81
$139.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
4.52 ct
Dimensions (mm)
11.9 x 11.9 x 7.9
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$30.75
$175.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
6.43 ct
Dimensions (mm)
13.8 x 10.3 x 9.0
Calibrated Size
No
Type of Cut
Custom Designed CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$27.22
$205.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
7.30 ct
Dimensions (mm)
10.6/11.0 x 9.1/8.8 x 7.5/7.4
Calibrated Size
No
Type of Cut
Custom Designed Half Moon
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$28.08
$2,980.00
Item Number
Gemstone
Ametrine
Origin
Bolivia
Weight (ct)
45.26 ct
Dimensions (mm)
28.7 x 21.5 x 16.7
Calibrated Size
No
Type of Cut
Unique Artistic Carving
Cutter
cut by Matthew Piorkovski - USA
Color
Purple-Lavender to Yellow
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$65.84
Item Number
Gemstone
Bicolor Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
10.33 ct
Dimensions (mm)
17.7 x 14 x 4.8
Color
Green Red
Shape
Natural flat rough
Clarity
Transparent, carving grade / for a fantasy cut
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$8.71
Item Number
Gemstone
Bicolor Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
24.62 ct
Dimensions (mm)
29 x 14 x 11
Color
Orange Red to Green
Shape
Natural Rough
Clarity
Transparent, Facet Grade
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$6.30
$112.00
Item Number
Gemstone
Natural Untreated Spinel
Origin
Mozambique
Weight (ct)
0.36 ct
Dimensions (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 Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
3D View

* 1.0 Ct = 0.2 Gr ** Images Were Taken Under Open Daylight (6,500K), For Color Change Gems Additionally Under Iridescent Light Source (2700K)
Price per Carat
$311.11

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