Shop

Item Number
Gemstone
Natural Tourmaline
Origin
Congo, Africa
Weight (ct)
6.0 ct
Dimensions (mm)
15.9 x 10.3 x 7.0
Calibrated Size
No
Type of Cut
Custom Designed PEAR
Cutter
Faceted by Ravenstein Gem Co.
Color
Light Pastel Gold 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
$81.67
$442.00
Item Number
Gemstone
Natural Tourmaline
Origin
Namibia
Weight (ct)
3.26 ct
Dimensions (mm)
9.6 mm Diameter x 6.6
Calibrated Size
No
Type of Cut
Custom Designed ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Vivid Blue Green and Yellow 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
$135.58
$82.00
Item Number
Gemstone
Tourmaline
Origin
Nigeria, Africa
Weight (ct)
1.09 ct
Dimensions (mm)
7.7 x 5.3 x 3.9
Calibrated Size
No
Type of Cut
Radiant Free Form
Cutter
Faceted by Ravenstein Gem Co.
Color
Blue-Green to 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
$75.23
Item Number
Gemstone
Tourmaline
Origin
Nigeria, Africa
Weight (ct)
1.24 ct
Dimensions (mm)
11.1 x 6.1 x 4.0
Calibrated Size
No
Type of Cut
Concave Radiant Trapeze
Cutter
Faceted by Ravenstein Gem Co.
Color
Green 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
$68.55
$240.00
Item Number
Gemstone
Natural Tourmaline
Origin
Zambia
Weight (ct)
2.46 ct
Dimensions (mm)
9.9 x 6.8 x 5.8
Calibrated Size
No
Type of Cut
Custom Designed CUSHION
Cutter
Faceted by Ravenstein Gem Co.
Color
Green with Gold 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
$97.56
$360.00
Item Number
Gemstone
Natural Tourmaline
Origin
Zambia
Weight (ct)
2.53 ct
Dimensions (mm)
12.8 x 5.7 x 4.4
Calibrated Size
No
Type of Cut
Custom Designed Octagon
Cutter
Faceted by Ravenstein Gem Co.
Color
Light Pastel Green 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
$142.29
$500.00
Item Number
Gemstone
Natural Tourmaline
Origin
Zambia
Weight (ct)
3.34 ct
Dimensions (mm)
6.9/7.0 x 6.8/7.0 x 5.4/4.8
Calibrated Size
Yes
Type of Cut
Custom Designed Radiant SQUARE
Cutter
Faceted by Ravenstein Gem Co.
Color
Bright Green-Yellow-Charteuse
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
$149.70
$555.00
Item Number
Gemstone
Natural Tourmaline
Origin
Zambia
Weight (ct)
5.0 ct
Dimensions (mm)
11.8 x 7.9 x 6.9
Calibrated Size
No
Type of Cut
Radiant Rectangle
Cutter
Faceted by Ravenstein Gem Co.
Color
Green-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
$111.00
Item Number
Gemstone
Natural Tourmaline
Origin
Zambia
Weight (ct)
1.46 ct
Dimensions (mm)
8.6 x 6.2 x 4.9
Calibrated Size
No
Type of Cut
Modified Radiant Cushion
Cutter
faceted by Ravenstein Gem Co., EU
Color
Pastel Green-Teal
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
$72.60
$189.00
Item Number
Gemstone
Natural Unheated Parti Sapphire
Origin
Africa
Weight (ct)
1.17 ct
Dimensions (mm)
6.8 x 5.0 x 3.9
Calibrated Size
Yes
Type of Cut
CUSHION Brilliant
Cutter
faceted by Ravenstein Gem Co., EU
Color
Green-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
$161.54

Discover a gem as unique as you are.

Step into a world of rare beauty

Ravenstein Gem Co. LLC 2026 ยฉ
Made By a Peanut