Shop

1923 available Gems

Item Number
Gemstone
Libyan Desert Glass
Weight (ct)
63.42 ct
Dimensions (mm)
35.3 x 19 x 19
Color
Light Pastel Gold
Shape
Natural Rough
Clarity
Transparent with some natural inclusions
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
$1.92
$972.00
Item Number
Gemstone
Tourmaline Tropical Sunset
Origin
Malkhan, Russia
Weight (ct)
4.10 ct
Dimensions (mm)
16.0 x 7.2 x 4.8
Calibrated Size
No
Type of Cut
RHOMBOID Brilliant
Cutter
Faceted by Ravenstein Gem Co.
Color
Deep Lavender-Hot Pink-Honey-Orangey
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
$237.07
$277.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
0.69 ct
Dimensions (mm)
8.7 x 5.7 x 3.0
Calibrated Size
No
Type of Cut
Radiant KITE
Cutter
Faceted by Ravenstein Gem Co.
Color
Yellow with 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
$401.45
$496.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
2.22 ct
Dimensions (mm)
9.7 x 5.8 x 4.1
Calibrated Size
No
Type of Cut
Radiant OCTAGON
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
$223.42
$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
$228.00
Item Number
Gemstone
Natural Untreated Parti Sapphire
Origin
Kenya
Weight (ct)
0.63 ct
Dimensions (mm)
8.0 x 5.3 x 3.6
Calibrated Size
No
Type of Cut
Custom Designed KITE
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
$361.90
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
27.96 ct
Dimensions (mm)
26.5 x 14.5 x 11.7
Color
Purple-Lavender
Shape
Natural Rough
Clarity
Transparent, Facet Grade
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
$1.86
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
24.31 ct
Dimensions (mm)
19.8 x 16.7 x 12.2
Color
Purple-Lavender
Shape
Natural Rough
Clarity
Transparent, Facet Grade
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
$1.89
$338.00
Item Number
Gemstone
Natural Untreated Topaz
Origin
Nigeria, Africa
Weight (ct)
12.23 ct
Dimensions (mm)
13.9 x 15.0 x 9.8
Calibrated Size
No
Type of Cut
Custom Designed Shield
Cutter
Faceted by Ravenstein Gem Co.
Color
Bluish Tint
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
$27.64
Item Number
Gemstone
Peridot
Origin
Arizona, USA
Weight (ct)
3.10 ct
Dimensions (mm)
7.4 x 7.4 x 6.8
Calibrated Size
No
Type of Cut
Custom Designed Radiant SQUARE
Cutter
Faceted by Ravenstein Gem Co.
Color
Apple 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
$31.29

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