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165 available Gems

$160.00
Item Number
Gemstone
Amethyst
Origin
Bahia State, Brazil
Weight (ct)
6.40 ct
Dimensions (mm)
12.5 x 12.4 x 8.7
Calibrated Size
No
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
$25.00
Item Number
Gemstone
Apatite
Origin
Durango, Mexico
Weight (ct)
4.12 ct
Dimensions (mm)
15.3 x 7.2 x 4.7
Calibrated Size
No
Type of Cut
Custom Designed RHOMBOID Brilliant
Cutter
Faceted by Ravenstein Gem Co.
Color
Intense 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
$27.91
$105.00
Item Number
Gemstone
Apatite
Origin
Mexico
Weight (ct)
4.04 ct
Dimensions (mm)
10.5 x 8.1 x 6.6
Calibrated Size
No
Type of Cut
Custom Designed Radiant OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Vivid Yellow Green
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
$25.99
Item Number
Gemstone
Apatite
Origin
Mexico
Weight (ct)
6.46 ct
Dimensions (mm)
14.1 x 10.9 x 7.4
Calibrated Size
No
Type of Cut
Custom Designed Super Radiant PEAR
Cutter
Faceted by Ravenstein Gem Co.
Color
Vivid Yellow Green
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
$28.64
$2,800.00
Item Number
Gemstone
Benitoite
Origin
California, USA
Weight (ct)
0.96 ct
Dimensions (mm)
8.0 x 5.3 x 3.3
Calibrated Size
No
Type of Cut
PEAR Brilliant
Cutter
Faceted by Ravenstein Gem Co.
Color
Blue
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
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
$2,916.67
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
Bohemian Moldavite
Origin
Lhenice, Czech Republic
Weight (ct)
10.06 ct
Dimensions (mm)
34 x 13.9 x 6
Color
Leaf Green
Shape
Small Natural Free Form
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
$6.16
Item Number
Gemstone
Bohemian Moldavite
Origin
Lhenice, Czech Republic
Weight (ct)
9.36 ct
Dimensions (mm)
24.4 x 10.8 x 9
Color
Leaf Green
Shape
Small Natural Free Form, with a natural hole
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
$6.73
$262.00
Item Number
Gemstone
Bohemian Moldavite
Origin
Lhenice, Czech Republic
Weight (ct)
2.82 ct
Dimensions (mm)
12.3 x 9.9 x 6.1
Calibrated Size
No
Type of Cut
Custom Designed PEAR
Cutter
Faceted by Ravenstein Gem Co.
Color
Leaf 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
$92.91
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

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Ravenstein Gem Co. LLC 2026 ยฉ
Made By a Peanut
JOGS TUCSON GEM SHOW
Where:
Tucson Expo Center, Booth #E324
When:
September 3 - 6, 2026

Find more details here.