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1934 available Gems

Item Number
Gemstone
Natural Zircon
Origin
Tanzania, Africa
Weight (ct)
2.03 ct
Dimensions (mm)
8.9 x 5.7 x 4.0
Calibrated Size
No
Type of Cut
Custom Designed CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Champagne-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
$38.92
$1,450.00
Item Number
Gemstone
Demantoid Garnet
Origin
Ural Mountains, Russia
Weight (ct)
1.16 ct
Dimensions (mm)
7.6 x 5.5 x 3.4
Calibrated Size
No
Type of Cut
Custom Designed OVAL
Cutter
faceted by Nick Brevig - USA
Color
Vivid Grass Green
Clarity
Eye clean with horsetail visible mainly under magnification
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
$1,250.00
$150.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
0.38 ct
Dimensions (mm)
4.4 mm Diameter x 2.8
Calibrated Size
No
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
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
$394.74
$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
Item Number
Gemstone
Natural Tourmaline
Origin
Malawi, Africa
Weight (ct)
49.87 ct
Dimensions (mm)
27 x 15.9 x 14
Color
Gray-Greenish
Shape
Blocky Crystal - Partially Etched - naturally healed
Clarity
Semi transparent with natural flaws
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
$1.80
Item Number
Gemstone
Danburite
Origin
La Aurora mine, Charcas, San Luis Potosรญ, Mexico
Weight (ct)
71.11 ct
Dimensions (mm)
36.8 x 20 x 14.5
Color
Pink Tint
Shape
Sawed rough
Clarity
Partially transparent with a clean part
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
$1.69
$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
$390.00
Item Number
Gemstone
Black Leopard Opal
Origin
Zimapan, Mexico
Weight (ct)
13.92 ct
Dimensions (mm)
14.9 x 14.9 x 8.9
Calibrated Size
No
Type of Cut
CUSHION Cabochon
Cutter
cut by Ravenstein Gem Co.
Color
Play of colors 10 / 10
Treatment
None
Notes

Very unfortunately the true confetti-style intense flashes of colors could not be captured on the digital image or the video clip

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
$28.02
$210.00
Item Number
Gemstone
Black Leopard Opal
Origin
Zimapan, Mexico
Weight (ct)
8.12 ct
Dimensions (mm)
12.9 x 11.1 x 6.8
Calibrated Size
No
Type of Cut
CUSHION Cabochon
Cutter
cut by Ravenstein Gem Co.
Color
Play of Color no. 8
Treatment
None
Notes

Very unfortunately the true confetti-style intense flashes of colors could not be captured on the digital image or the video clip

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
$25.86
Item Number
Gemstone
Natural Zircon
Origin
Tanzania, Africa
Weight (ct)
1.40 ct
Dimensions (mm)
6.4 mm Diameter x 4.1
Calibrated Size
No
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Walnut-Champagne
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
$41.43

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