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314 available Gems

$155.00
Item Number
Gemstone
Natural Untreated Spinel
Origin
Mozambique
Weight (ct)
0.40 ct
Dimensions (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 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
$387.50
$158.00
Item Number
Gemstone
Natural Untreated Spinel
Origin
Mozambique
Weight (ct)
0.41 ct
Dimensions (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 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
$385.37
$255.00
Item Number
Gemstone
Natural Untreated Spinel
Origin
Mozambique
Weight (ct)
0.64 ct
Dimensions (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 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
$398.44
$275.00
Item Number
Gemstone
Natural Untreated Spinel
Origin
Mozambique
Weight (ct)
0.69 ct
Dimensions (mm)
5.9 x 5.0 x 3.3
Calibrated Size
No
Type of Cut
Custom Designed CUSHION
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
$398.55
$120.00
Item Number
Gemstone
Green Schiller Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
3.09 ct
Dimensions (mm)
10.5 x 7.0 x 6.0
Calibrated Size
No
Type of Cut
Radiant Vane Crown OCTAGON Barion Pavilion
Cutter
Ian - EU
Color
Bronze to Green with Copper Schiller
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
$38.83
Item Number
Gemstone
Bronze-Copper-Walnut Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
4.30 ct
Dimensions (mm)
12.8 x 7.7 x 6.3
Calibrated Size
No
Type of Cut
Triangle Ray Crown RECTANGLE Barion Pavilion
Cutter
Faceted by Ravenstein Gem Co.
Color
Bronze-Copper-Walnut
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
$44.65
$58.00
Item Number
Gemstone
Cat's Eye Bytownite
Origin
Mexico
Weight (ct)
2.77 ct
Dimensions (mm)
11.7 x 8.3 x 4.1
Calibrated Size
No
Type of Cut
Oval Cabochon
Cutter
Miro - EU
Color
Light Gold with Gold-Silver Chatoyancy
Clarity
Transparent
Treatment
None
Tone / Saturation

* 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
$20.94
$76.00
Item Number
Gemstone
Charoite
Origin
Russia
Weight (ct)
19.37 ct
Dimensions (mm)
21.8 x 14.5 x 6.9
Calibrated Size
No
Type of Cut
CUSHION Cabochon
Cutter
Miro - EU
Color
Rare blend of Purple-Lavender-Grayish silver patterns
Clarity
Semi Translucent
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
$3.92
Item Number
Gemstone
Color Change Petalite
Origin
Mogok Valley, Burma
Weight (ct)
36.29 ct
Dimensions (mm)
33 x 20 x 14
Color
Pastel Greenish to Pinkish
Shape
Perfectly Etched Floater Crystal
Clarity
Transparent, mostly clean
Treatment
None
Tone / Saturation
Notes

Investment grade

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
$2.26
Item Number
Gemstone
Color Change Petalite
Origin
Mogok Valley, Burma
Weight (ct)
14.89 ct
Dimensions (mm)
17 x 16 x 12
Color
Pastel Greenish to Pinkish
Shape
Perfectly Etched Floater Crystal
Clarity
Transparent, mostly clean
Treatment
None
Tone / Saturation
Notes

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
$3.69

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