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51 available Gems

$200.00
Item Number
Gemstone
Natural Untreated Silver-Bluish Topaz
Origin
Nigeria, Africa
Weight (ct)
10.0 ct
Dimensions (mm)
13.1 mm Diameter x 9.1 mm
Calibrated Size
No
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Silver-Bluish
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
$20.00
$325.00
Item Number
Gemstone
Natural Untreated Topaz
Origin
Nigeria, Africa
Weight (ct)
12.19 ct
Dimensions (mm)
10.0 x 8.0 x 8.4 and 9.9 x 7.5 x 8.3 mm
Calibrated Size
No
Type of Cut
Custom Designed Rectangle
Cutter
Faceted by Ravenstein Gem Co.
Color
Light Pastel Blue Greenish
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
$26.66
$1,200.00
Item Number
Gemstone
Natural Untreated Tourmaline
Origin
Congo, Africa
Weight (ct)
35.65 ct
Dimensions (mm)
18.5 x 18 x 14
Color
A&B-axis: Very Light Pastel Pink to Very Light Greenish, C axis: Very Light Pink-Champagne
Shape
Natural Blocky Rough
Clarity
Clean, facet grade
Treatment
None
Tone / Saturation
Notes

Congo Elbaite represents one of the highest quality tourmalines on the market. We are the mine direct source offering unbeatable price-to-quality ratio.


* 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
$33.66
Item Number
Gemstone
Natural Untreated Tourmaline
Origin
Congo, Africa
Weight (ct)
67.88 ct
Dimensions (mm)
30 x 16 x 13.5
Color
A&B-axis: Very Light Pink with Slight Bluish Overtone, C axis: Champagne Gold
Shape
Natural Blocky Rough
Clarity
Clean, 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
$35.52
Item Number
Gemstone
Tourmaline Rubellite
Origin
Nigeria, Africa
Weight (ct)
0.91 ct
Dimensions (mm)
3.4 - 3.9 mm Diameter
Calibrated Size
No
Cutter
Faceted by Ravenstein Gem Co.
Color
Very Light Pink to Very Very Light Pink
Clarity
Eye Clean
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
$82.42
Item Number
Gemstone
Natural Zircon
Origin
Tanzania, Africa
Weight (ct)
11.36 ct
Dimensions (mm)
14.8 x 10.6 x 6.3
Color
Champagne
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
$7.66
Item Number
Gemstone
Natural Zircon
Origin
Tanzania, Africa
Weight (ct)
9.37 ct
Dimensions (mm)
10.9 x 10.3 x 7.9
Color
Champagne
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
$7.79
Item Number
Gemstone
Natural Zircon
Origin
Sri Lanka
Weight (ct)
2.59 ct
Dimensions (mm)
9.0 x 5.4 x 4.6
Calibrated Size
No
Type of Cut
Custom Designed Radiant Rectangle
Cutter
faceted by Ravenstein Gem Co., EU
Color
Very Light Pastel Gold
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
$35.52
Item Number
Gemstone
Gold Greenish Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
1.05 ct
Dimensions (mm)
6.0 x 6.0 x 4.6
Calibrated Size
Yes
Type of Cut
Star of David
Cutter
Faceted by Ravenstein Gem Co.
Color
Pastel Gold Greenish
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
$85.71
$175.00
Item Number
Gemstone
Aquamarine
Origin
Malawi, Africa
Weight (ct)
3.10 ct
Dimensions (mm)
8.8 x 8.7 x 6.5
Calibrated Size
No
Type of Cut
Custom Designed Radiant SQUARE
Cutter
Faceted by Ravenstein Gem Co.
Color
Pastel Blue 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
$56.45

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