natural untreated gemstones Archives

$146.00

Item Number

21799

Gemstone

Aquamarine

Origin

Malawi, Africa

Weight (ct)

2.77 ct

Dimensions (mm)

9.5 x 9.1 x 7.1

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Light Pastel 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

$52.71

$330.00

Item Number

22111

Gemstone

Bohemian Moldavite

Origin

Lhenice, Czech Republic

Weight (ct)

3.82 ct

Dimensions (mm)

11.9 x 8.4 x 6.8

Calibrated Size

No

Type of Cut

Custom Designed CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Leaf Green

Clarity

Transparent

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

$86.39

$70.00

Item Number

22474

Gemstone

Danburite

Origin

La Aurora mine, Charcas, San Luis Potosí, Mexico

Weight (ct)

2.08 ct

Dimensions (mm)

5.4/5.4 x 5.4/5.2 x 5.0/4.7

Calibrated Size

No

Type of Cut

Custom Designed Radiant SQUARE

Cutter

Faceted by Ravenstein Gem Co.

Color

Near colorless / slight pink tint

Clarity

Eye Clean

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

$33.65

$85.00

Item Number

22473

Gemstone

Danburite

Origin

La Aurora mine, Charcas, San Luis Potosí, Mexico

Weight (ct)

2.54 ct

Dimensions (mm)

5.6/5.7 x 5.6/5.6 x 5.1/5.3

Calibrated Size

No

Type of Cut

Custom Designed Radiant SQUARE

Cutter

Faceted by Ravenstein Gem Co.

Color

Near colorless / slight pink tint

Clarity Scale

FVVS1VVS2VS1VS2SI1SI2P1P2

Clarity

Eye Clean

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

$33.46

$1,600.00

Item Number

W6873

Gemstone

Danburite

Origin

La Aurora mine, Charcas, San Luis Potosí, Mexico

Weight (ct)

20.61 ct

Dimensions (mm)

15.9 x 15.9 x 11.8

Calibrated Size

No

Type of Cut

Custom Designed Octagon

Cutter

faceted by Nick Brevig - USA

Color

Slight Pink 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

$77.63

$70.00

Item Number

22582

Gemstone

Dichroic Oregon Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

0.77 ct

Dimensions (mm)

9.8 x 6.2 x 3.6

Calibrated Size

No

Type of Cut

Custom Designed KITE

Cutter

Faceted by Ravenstein Gem Co.

Color

Bronze-Pink-Greenish

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

$90.91

$160.00

Item Number

22577

Gemstone

Dichroic Oregon Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

1.69 ct

Dimensions (mm)

9.4 x 6.2 x 4.6

Calibrated Size

No

Type of Cut

Custom Designed CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Green Gold Pink

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

$94.67

$1,430.00

Item Number

W7801

Gemstone

Dichroic Oregon Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

9.71 ct

Dimensions (mm)

19.3 x 13.0 x 8.2

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Green Peach

Clarity Scale

FVVS1VVS2VS1VS2SI1SI2P1P2

Treatment

None

Tone / Saturation

Notes

Investment grade gemstone.

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

$147.27

$122.00

Item Number

22583

Gemstone

Dichroic Schiller Oregon Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

3.52 ct

Dimensions (mm)

14.3 x 9.5 x 5.4

Calibrated Size

No

Type of Cut

Custom Designed PEAR

Cutter

Faceted by Ravenstein Gem Co.

Color

Green - Pink with Sleepy 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

$34.66

$38.00

Item Number

22572

Gemstone

Gold Oregon Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

1.30 ct

Dimensions (mm)

8.6 x 8.1 x 4.8

Calibrated Size

No

Type of Cut

Modified TRILLION

Cutter

Faceted by Ravenstein Gem Co.

Color

Light Pastel 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

$29.23

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