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57 available Gems

$455.00
Item Number
Gemstone
Alexandrite Effect Color Change Garnet
Origin
Africa
Weight (ct)
0.31 ct
Dimensions (mm)
4.3 mm Diameter x 2.6
Calibrated Size
Yes
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
as photographed
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
$1,467.74
Item Number
Gemstone
Amethyst
Origin
Bahia State, Brazil
Weight (ct)
20.27 ct
Dimensions (mm)
17.9 mm Diameter x 13.1
Calibrated Size
No
Type of Cut
Custom Designed ROUND
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
$24.67
$126.00
Item Number
Gemstone
Amethyst
Origin
Bahia State, Brazil
Weight (ct)
4.81 ct
Dimensions (mm)
11.5 mm diameter x 7.0 mm
Calibrated Size
No
Type of Cut
Custom Designed ROUND
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
$26.20
$170.00
Item Number
Gemstone
Amethyst
Origin
Bahia State, Brazil
Weight (ct)
7.06 ct
Dimensions (mm)
12.5 mm diameter x 8.7
Calibrated Size
No
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender, sligh color zoning
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
$24.08
$290.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
9.43 ct
Dimensions (mm)
13.9 mm Diameter x 10.5
Calibrated Size
No
Type of Cut
Custom Designed ROUND
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
$182.00
Item Number
Gemstone
Amethyst
Origin
Uruguay
Weight (ct)
5.11 ct
Dimensions (mm)
9.1/8.9 mm Diameter x 7.0/6.4
Calibrated Size
Yes
Type of Cut
Custom Designed ROUND
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
$35.62
$53.00
Item Number
Gemstone
Aquamarine
Origin
Malawi, Africa
Weight (ct)
0.70 ct
Dimensions (mm)
6.0 mm Diameter x 3.9
Calibrated Size
Yes
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Rich Pastel 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
$75.71
$290.00
Item Number
Gemstone
Bohemian Moldavite
Origin
Besednice, Czech Republic
Weight (ct)
3.30 ct
Dimensions (mm)
10.2 mm Diameter x 7.2
Calibrated Size
Yes
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Grass Green
Clarity
Transparent
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
$87.88
$365.00
Item Number
Gemstone
Bohemian Moldavite
Origin
Besednice, Czech Republic
Weight (ct)
3.63 ct
Dimensions (mm)
8.3/8.3 mm DIameter x 6.0/5.9
Calibrated Size
Yes
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Leaf / Olive Green
Clarity
Transparent
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
$100.55
$480.00
Item Number
Gemstone
Bohemian Moldavite
Origin
Besednice, Czech Republic
Weight (ct)
5.44 ct
Dimensions (mm)
12.2 mm Diameter x 8.9
Calibrated Size
Yes
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Leaf-Grass Green
Clarity
Transparent
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
$88.24

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