Faceted Gems

Tourmaline

83 available Gems

$150.00
Item Number
Gemstone
Dichroic Tourmaline
Origin
Kenya
Weight (ct)
1.11 ct
Dimensions (mm)
6.7 x 6.2 x 4.7
Calibrated Size
No
Type of Cut
D-shaped Brilliant
Cutter
faceted by Ravenstein Gem Co., EU
Color
Peacock Green with Green-Orange Flashes
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
$135.14
Item Number
Gemstone
Dichroic Yellow-Green Tourmaline
Origin
Zambia
Weight (ct)
2.06 ct
Dimensions (mm)
9.2 x 8.5 x 5.2
Calibrated Size
No
Type of Cut
Modified Trillion Brilliant
Cutter
Faceted by Ravenstein Gem Co.
Color
Yellow-Green with Light Gold Flashes
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
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
$114.08
$303.00
Item Number
Gemstone
Elbaite Tourmaline
Origin
Congo, Africa
Weight (ct)
5.37 ct
Dimensions (mm)
11.5 x 9.6 x 7.3
Calibrated Size
No
Type of Cut
CUSHION Brilliant
Cutter
Miro - EU
Color
Very Deep Chrome GREEN
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
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
$56.42
$7,800.00
Item Number
Gemstone
Green Tourmaline
Origin
Kenya
Weight (ct)
26.21 ct
Dimensions (mm)
24.06 x 12.93 x 12.26 mm
Calibrated Size
No
Type of Cut
Modified OCTAGON โ€œShockwaveโ€
Cutter
Loren Brown - USA. Commission sale on behalf Loren Brown. This gemstone will be shipped by the artist Loren Brown directly from his place in Texas.
Color
Blue-Green and Yellowish-Green
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
Clarity
SI1- slightly included, can see with naked eye
Treatment
None
Tone / Saturation
Notes

Commission sale on behalf Loren Brown. Ravenstein Gem Co. doesn't carry any responsibility when it comes to final price, quality, exchanges etc.


* 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
$297.60
Item Number
Gemstone
Natural Tourmaline
Origin
Nigeria, Africa
Weight (ct)
1.19 ct
Dimensions (mm)
12.4 x 5.0 x 3.8
Calibrated Size
No
Type of Cut
Custom Designed MARQUISE
Cutter
Faceted by Ravenstein Gem Co.
Color
Lime Green to Grass 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
$54.62
$100.00
Item Number
Gemstone
Natural Tourmaline
Origin
Nigeria, Africa
Weight (ct)
1.44 ct
Dimensions (mm)
9.2 x 5.1 x 3.9
Calibrated Size
No
Type of Cut
Radiant OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Lime Green to Olive Green
Clarity Scale
FVVS1VVS2VS1VS2SI1SI2P1P2
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
$69.44
$115.00
Item Number
Gemstone
Natural Tourmaline
Origin
Nigeria, Africa
Weight (ct)
1.58 ct
Dimensions (mm)
7.7 x 5.8 x 4.6
Calibrated Size
No
Type of Cut
Radiant OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Green with Yellowish 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
$72.78
$300.00
Item Number
Gemstone
Natural Tourmaline
Origin
Nigeria, Africa
Weight (ct)
4.01 ct
Dimensions (mm)
15.0 x 5.9 x 4.8
Calibrated Size
No
Type of Cut
Step Cut OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Lime Green to Olive 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
$74.81
Item Number
Gemstone
Malkhan Tourmaline "Frog" carving
Origin
Malkhan, Russia
Weight (ct)
91.75 ct
Dimensions (mm)
38 x 24 x 18
Color
Bicolor Yellow-Pink
Shape
Frog Carving
Clarity
Top gemmy, transparent
Treatment
None
Tone / Saturation
Notes

Carved by Maxim Morozov - an artist from Irkutsk, Russia.


* 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
$34.88
$2,200.00
Item Number
Gemstone
Malkhan Tourmaline-Quartz
Origin
Russia
Weight (ct)
1385 ct
Dimensions (mm)
120 x 79 mm
Cutter
Carved by Maxim Morozov - an artist from Irkutsk, Russia.
Shape
Malkhan Tourmaline-Quartz Fish carving
Treatment
None

* 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
$1.59

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