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78 available Gems

Item Number
Gemstone
Natural Tourmaline
Origin
Nigeria, Africa
Weight (ct)
0.71 ct
Dimensions (mm)
5.9 x 5.9 x 3.9
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
faceted by Ravenstein Gem Co., EU
Color
Green Yellowish
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
$104.23
Item Number
Gemstone
Natural Untreated Tourmaline
Origin
Congo, Africa
Weight (ct)
4.47 ct
Dimensions (mm)
7.8/7.7 x 7.8/7.7 x 6.4/6.3 mm
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
faceted by Masterpiece Collective - Steven Tyler (USA)
Color
Incredible 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
$1,500.00
$909.00
Item Number
Gemstone
Natural Unheated Blue Sapphire
Origin
Kenya
Weight (ct)
1.61 ct
Dimensions (mm)
7.2 x 7.2 x 4.5
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Blue with Very Slight Greenish Overtone
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
$564.60
$490.00
Item Number
Gemstone
Natural Citrine
Origin
Malawi, Africa
Weight (ct)
17.04 ct
Dimensions (mm)
19.1 x 19.0 x 12.2
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
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
$28.76
$277.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
0.67 ct
Dimensions (mm)
5.9 x 5.9 x 3.5
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Green-Yellow-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
$413.43
$414.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
1.27 ct
Dimensions (mm)
6.4 x 6.4 x 4.6
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Deep 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
$325.98
$105.00
Item Number
Gemstone
Natural Topaz
Origin
Namibia
Weight (ct)
3.93 ct
Dimensions (mm)
10.1 x 10.0 x 5.9
Calibrated Size
Yes
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Water Clear-Colorless
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
$26.72
$230.00
Item Number
Gemstone
Natural Topaz
Origin
Namibia
Weight (ct)
9.16 ct
Dimensions (mm)
13.8 x 13.7 x 9.0
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Bluish Tint
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
$25.11
Item Number
Gemstone
Natural Untreated Topaz
Origin
Nigeria, Africa
Weight (ct)
1.59 ct
Dimensions (mm)
8.4 x 8.3 x 4.3
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Bluish Tint
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
$25.16
$395.00
Item Number
Gemstone
Natural Untreated Blue Topaz
Origin
Nigeria, Africa
Weight (ct)
12.09 ct
Dimensions (mm)
11.1/11.2 x 11.0/11.1 x 8.4/8.2
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Very Light Pastel Blue
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
$32.67

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