Shop

1934 available Gems

$1,750.00
Item Number
Gemstone
Natural Untreated Yellow Sapphire
Origin
Kenya
Weight (ct)
1.66 ct
Dimensions (mm)
8.1 x 5.6 x 3.8
Calibrated Size
No
Type of Cut
Custom Designed Radiant OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Canary 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
$1,054.22
Item Number
Gemstone
Aragonite
Origin
Cicov Hill, Horenec, Northern Bohemia, Czech Republic
Weight (ct)
52.34 ct
Dimensions (mm)
34.5 x 19.8 x 11.3
Color
Gold-Yellow-Straw
Shape
Natural Rough
Clarity
Transparent with natural inclusions
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
$1.15
$104.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
3.70 ct
Dimensions (mm)
10.3 x 10.0 x 7.7
Calibrated Size
Yes
Type of Cut
Modified ROUND
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
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
$28.11
$147.00
Item Number
Gemstone
Aquamarine
Origin
Malawi, Africa
Weight (ct)
2.78 ct
Dimensions (mm)
13.9 x 6.1 x 4.7
Calibrated Size
No
Type of Cut
Elongated Radiant OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Light Pastel 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
$52.88
$188.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
6.94 ct
Dimensions (mm)
12.1 x 12.0 x 8.1
Calibrated Size
No
Type of Cut
Custom Designed HEXAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
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
$27.09
$178.00
Item Number
Gemstone
Amethyst
Origin
Bahia State, Brazil
Weight (ct)
6.55 ct
Dimensions (mm)
14.1 x 9.8 x 7.4
Calibrated Size
No
Type of Cut
Custom Designed Radiant OCTAGON
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
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
$27.18
Item Number
Gemstone
Danburite
Origin
La Aurora mine, Charcas, San Luis Potosรญ, Mexico
Weight (ct)
28.08 ct
Dimensions (mm)
20.2 x 16.4 x 10.7
Color
Pink Tint
Shape
Sawed rough
Clarity
Transparent, clean, facet grade
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
$2.46
$95.00
Item Number
Gemstone
Amethyst
Origin
Rwanda, Africa
Weight (ct)
3.31 ct
Dimensions (mm)
10.6 x 10.5 x 7.2
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Purple-Lavender
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
$28.70
$298.00
Item Number
Gemstone
Peach-Orange Schiller Oregon Sunstone
Origin
PANA Mine, Southern Oregon, USA
Weight (ct)
3.81 ct
Dimensions (mm)
11.2 x 10.3 x 7.0
Calibrated Size
No
Type of Cut
Custom Designed Shield
Cutter
Faceted by Ravenstein Gem Co.
Color
Peach-Orange with 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
$78.22
$100.00
Item Number
Gemstone
Danburite
Weight (ct)
3.58 ct
Dimensions (mm)
8.6/8.4 x 8.5/8.4 x 5.4/5.2
Calibrated Size
No
Type of Cut
Custom Designed TRILLION
Cutter
Faceted by Ravenstein Gem Co.
Color
Slight Pink 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
$27.93

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