natural untreated gemstones Archives

$210.00

Item Number

22634

Gemstone

Multicolor Oregon Sunstone

Origin

PANA Mine, Southern Oregon, USA

Weight (ct)

2.68 ct

Dimensions (mm)

13.7 x 7.2 x 5.1

Calibrated Size

No

Type of Cut

Marquise Brilliant

Cutter

Faceted by Ravenstein Gem Co.

Color

Blend of Pastel Greenish, Pinkish-Peachy with Walnut Flashes

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

$78.36

$70.00

Item Number

22279

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

16.18 ct

Dimensions (mm)

14.3 x 11.4 x 11.6

Color

Water Clear-Colorless

Shape

Natural Rough

Clarity

Clean, transparent, facet grade

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

$4.33

$220.00

Item Number

W7461

Gemstone

Natural Zircon

Origin

Tanzania, Africa

Weight (ct)

21.85 ct

Dimensions (mm)

19 x 10.8 x 8.6

Color

as photographed

Shape

Natural Rough

Clarity

Transparent, 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

$10.07

$149.00

Item Number

W6824

Gemstone

Natural Untreated Yellow Imperial Topaz

Origin

W. Africa

Weight (ct)

1.08 ct

Dimensions (mm)

7.1 x 5.9 x 3.8

Calibrated Size

No

Type of Cut

Custom Designed OVAL

Cutter

Faceted by Ravenstein Gem Co.

Color

Pastel Gold 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

$137.96

$579.00

Item Number

21577

Gemstone

Natural Untreated Parti Sapphire

Origin

Kenya

Weight (ct)

1.33 ct

Dimensions (mm)

5.4 x 4.0 x 3.6

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Blue-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

$435.34

$680.00

Item Number

W7127

Gemstone

Natural Untreated Sapphire

Origin

Mozambique

Weight (ct)

1.04 ct

Dimensions (mm)

6.9 x 5.6 x 4.0

Calibrated Size

No

Type of Cut

Custom Designed PEAR

Cutter

Faceted by Ravenstein Gem Co.

Color

Very 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

$653.85

$240.00

Item Number

21989

Gemstone

Natural Tourmaline

Origin

Congo, Africa

Weight (ct)

1.12 ct

Dimensions (mm)

7.6 x 7.5 x 4.5

Calibrated Size

No

Type of Cut

Custom Designed TRILLION

Cutter

Faceted by Ravenstein Gem Co.

Color

Pink-Lavender-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

$214.29

$340.00

Item Number

21906

Gemstone

Natural Tourmaline

Origin

Congo, Africa

Weight (ct)

1.70 ct

Dimensions (mm)

9.0 x 6.6 x 5.1

Calibrated Size

No

Type of Cut

Custom Designed MARQUISE

Cutter

Faceted by Ravenstein Gem Co.

Color

Pink-Lavender-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

$200.00

$390.00

Item Number

W6823

Gemstone

Natural Untreated Yellow Imperial Topaz

Origin

W. Africa

Weight (ct)

2.47 ct

Dimensions (mm)

7.8 x 7.7 x 5.8

Calibrated Size

No

Type of Cut

Custom Designed Square CUSHION

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

$157.89

$340.00

Item Number

W6077

Gemstone

Natural Untreated Yellow Sapphire

Origin

Kenya

Weight (ct)

0.61 ct

Dimensions (mm)

5.3 x 3.4 x 2.9

Calibrated Size

No

Type of Cut

Radiant Rectangle

Cutter

Faceted by Ravenstein Gem Co.

Color

Gold-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

$557.38

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