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19 available Gems

$185.00
Item Number
Gemstone
Imperial Malaya Garnet
Origin
Tanzania, Africa
Weight (ct)
1.63 ct
Dimensions (mm)
6.5 x 6.4 x 4.7
Calibrated Size
No
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Pink Orange Red
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
$113.50
$130.00
Item Number
Gemstone
Moonstone
Origin
Sri Lanka
Weight (ct)
4.52 ct
Dimensions (mm)
9.9 x 9.9 x 8.0
Calibrated Size
Yes
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Gray-Yellowish with Silver-Bluish Sheen
Clarity
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
$28.76
$400.00
Item Number
Gemstone
Danburite
Origin
La Aurora mine, Charcas, San Luis Potosí, Mexico
Weight (ct)
11.88 ct
Dimensions (mm)
14.0 x 13.8 x 10.6
Calibrated Size
Yes
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Pink Tint
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Treatment
None
Tone / Saturation
Notes

Amazing scintillation and fire due to perfect cutting and very high refractive index and light dispersion.

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
$33.67
$1,000.00
Item Number
Gemstone
Natural Unheated Blue Sapphire
Origin
Rwanda, Africa
Weight (ct)
2.01 ct
Dimensions (mm)
7.1 x 7.0 x 5.1
Calibrated Size
Yes
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Blue with some color zoning
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
$497.51
$135.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
0.35 ct
Dimensions (mm)
4.2 x 4.1 x 2.7
Calibrated Size
Yes
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Green 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
$385.71
$225.00
Item Number
Gemstone
Natural Unheated Parti Sapphire
Origin
Kenya
Weight (ct)
0.57 ct
Dimensions (mm)
4.4 x 4.4 x 3.2
Calibrated Size
No
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Vivid 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
$385.00
Item Number
Gemstone
Natural Untreated Yellow Imperial Topaz
Origin
W. Africa
Weight (ct)
2.47 ct
Dimensions (mm)
7.8 x 7.7 x 5.8
Calibrated Size
No
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Yellow-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
$155.87
Item Number
Gemstone
Peach Green Walnut Schiller Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
4.61 ct
Dimensions (mm)
10.1 x 10.0 x 7.5
Calibrated Size
Yes
Type of Cut
Custom Designed Square CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Pastel Green with Strong Peach-Walnut Flashes and 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
$54.23
$1,875.00
Item Number
Gemstone
Natural Tourmaline
Origin
Congo, Africa
Weight (ct)
8.67 ct
Dimensions (mm)
13.0 x 13.0 x 8.4
Calibrated Size
Yes
Type of Cut
Custom Designed Square CUSHION
Cutter
precisely faceted by Byron Lashway - USA
Color
Gold-Peach with Orangey Flashes
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
$216.26

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