natural untreated gemstones Archives

$120.00

Item Number

W6195

Gemstone

Red Pyralspite Garnet

Origin

Eastern Africa

Weight (ct)

1.99 ct

Dimensions (mm)

8.1 x 7.6 x 4.8

Calibrated Size

No

Type of Cut

Modified SHIELD

Color

Red

Clarity Scale

FVVS1VVS2VS1VS2SI1SI2P1P2

Clarity

VS2 - typical pyralspite/malaya microscopic needle 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

$60.30

$190.00

Item Number

21641

Gemstone

Saffordite

Origin

Safford, Arizona, USA

Weight (ct)

9.39 ct

Dimensions (mm)

13.7 mm Diameter x 7.2

Calibrated Size

No

Type of Cut

ROUND Cabochon

Cutter

cut by Ravenstein Gem Co.

Color

Blackish with stripes

Clarity

Transparent with stripes

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

$20.23

$45.00

Item Number

22574

Gemstone

Oregon Schiller Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

1.39 ct

Dimensions (mm)

9.1 x 7.3 x 4.8

Calibrated Size

No

Type of Cut

Modified PENDELOQUE

Cutter

Faceted by Ravenstein Gem Co.

Color

Pastel Gold 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

$32.37

$295.00

Item Number

22586

Gemstone

Oregon Schiller Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

10.06 ct

Dimensions (mm)

13.8 x 11.5 x 10.4

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Gold Pink 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

$29.32

$110.00

Item Number

22681

Gemstone

Oregon Schiller Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

2.43 ct

Dimensions (mm)

9.8 x 7.2 x 6.6

Calibrated Size

No

Type of Cut

Custom Designed PEAR

Cutter

Faceted by Ravenstein Gem Co.

Color

Pink Gold with Perfect 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

$45.27

$200.00

Item Number

22682

Gemstone

Oregon Schiller Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

5.01 ct

Dimensions (mm)

9.4 x 9.3 x 8.6

Calibrated Size

No

Type of Cut

Custom Designed Radiant SQUARE

Cutter

Faceted by Ravenstein Gem Co.

Color

Pink Gold Base with Slight Touch of Green and 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

$39.92

$120.00

Item Number

W6617

Gemstone

Tourmaline Rubellite

Origin

Congo, Africa

Weight (ct)

0.51 ct

Dimensions (mm)

5.5 x 5.5 x 3.3

Calibrated Size

No

Type of Cut

Custom Designed TRILLION

Cutter

Faceted by Ravenstein Gem Co.

Color

Hot Pink-Purplish

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

$235.29

$170.00

Item Number

W6618

Gemstone

Tourmaline Rubellite

Origin

Congo, Africa

Weight (ct)

0.87 ct

Dimensions (mm)

7.2 x 7.1 x 3.6

Calibrated Size

Yes

Type of Cut

Custom Designed TRILLION

Cutter

Faceted by Ravenstein Gem Co.

Color

Pink-Purplish-Peach

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

$195.40

$407.00

Item Number

W7570

Gemstone

Umbalite Garnet

Origin

Eastern Africa

Weight (ct)

3.63 ct

Dimensions (mm)

12.3 x 7.4 x 5.4

Calibrated Size

No

Type of Cut

Custom Designed PEAR

Cutter

Faceted by Ravenstein Gem Co.

Color

Magenta-Hot 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

$112.12

$160.00

Item Number

20422

Gemstone

Pyralspite Umbalite Garnet

Origin

Eastern Africa

Weight (ct)

1.72 ct

Dimensions (mm)

10.9 x 5.0 x 3.5

Calibrated Size

No

Type of Cut

Modified RHOMBOID

Cutter

Faceted by Ravenstein Gem Co.

Color

Hot Pink-Lavender-Magenta

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

$93.02

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