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66 available Gems

$260.00
Item Number
Gemstone
Alexandrite Effect Color Change Garnet
Origin
Africa
Weight (ct)
0.21 ct
Dimensions (mm)
3.7 x 2.7 x 2.6
Calibrated Size
No
Type of Cut
Custom Designed Octagon
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
$1,238.10
Item Number
Gemstone
Alexandrite Effect Color Change Garnet
Origin
Africa
Weight (ct)
0.91 ct
Dimensions (mm)
5.5 x 4.6 x 3.9
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
faceted by Masterpiece Collective - Nick Brevig (USA)
Color
as photographed
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
Notes

Top rarity / investment grade gemstone

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
$2,560.44
$2,320.00
Item Number
Gemstone
Alexandrite Effect Color Change Garnet
Origin
Africa
Weight (ct)
1.02 ct
Dimensions (mm)
5.8 x 4.7 x 4.3
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
faceted by Masterpiece Collective - Nick Brevig (USA)
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
$2,274.51
$88.00
Item Number
Gemstone
Ametrine
Origin
Bolivia
Weight (ct)
2.66 ct
Dimensions (mm)
10.5 x 7.9 x 5.2
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
Faceted by Ravenstein Gem Co.
Color
Light Purple Lavender - 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
$33.08
$345.00
Item Number
Gemstone
Aquamarine
Origin
Malawi, Africa
Weight (ct)
6.26 ct
Dimensions (mm)
12.4 x 10.2 x 8.3
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
Faceted by Ravenstein Gem Co.
Color
Very Light 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
$55.11
$100.00
Item Number
Gemstone
Natural Untreated Spinel
Origin
Mozambique
Weight (ct)
0.31 ct
Dimensions (mm)
4.1 x 4.1 x 2.5
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
$322.58
$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
$535.00
Item Number
Gemstone
Bohemian Moldavite
Origin
Besednice, Czech Republic
Weight (ct)
5.55 ct
Dimensions (mm)
15.6 x 8.5 x 6.6
Calibrated Size
No
Type of Cut
Custom Designed Octagon
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
$96.40
$150.00
Item Number
Gemstone
Colombianite
Origin
Colombia
Weight (ct)
4.86 ct
Dimensions (mm)
9.5/9.4 x 7.6/7.6 x 6.6/6.8
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
Faceted by Ravenstein Gem Co.
Color
Walnut-Mahogany
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
$30.86
Item Number
Gemstone
Danburite
Origin
La Aurora mine, Charcas, San Luis Potosí, Mexico
Weight (ct)
1.50 ct
Dimensions (mm)
8.9 x 5.0 x 4.3
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
Faceted by Ravenstein Gem Co.
Color
Near colorless / slight pink tint
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
$28.67

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