cut gem Archives

$365.00

Item Number

W5256

Gemstone

Natural Unheated Parti Sapphire

Origin

Kenya

Weight (ct)

1.48 ct

Dimensions (mm)

9.7 x 6.0 x 4.2

Calibrated Size

No

Type of Cut

Custom Designed PEAR

Cutter

Faceted by Ravenstein Gem Co.

Color

Blue-Green-Teal

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

$246.62

$277.00

Item Number

21920

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

$450.00

Item Number

W5851

Gemstone

Natural Unheated Parti Sapphire

Origin

Kenya

Weight (ct)

1.65 ct

Dimensions (mm)

10.1 x 6.5 x 4.1

Calibrated Size

No

Type of Cut

Custom Designed PEAR

Cutter

Faceted by Ravenstein Gem Co.

Color

Blue-Green

Clarity Scale

FVVS1VVS2VS1VS2SI1SI2P1P2

Clarity

SI1 - thin 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

$272.73

$495.00

Item Number

W5848

Gemstone

Natural Unheated Parti Sapphire

Origin

Kenya

Weight (ct)

1.92 ct

Dimensions (mm)

9.6 x 6.5 x 4.4

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

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

$257.81

$690.00

Item Number

W5849

Gemstone

Natural Unheated Parti Sapphire

Origin

Kenya

Weight (ct)

2.56 ct

Dimensions (mm)

10.4 x 6.7 x 5.5

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Blue-Green

Clarity Scale

FVVS1VVS2VS1VS2SI1SI2P1P2

Clarity

VS1 + schiller

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

$269.53

$200.00

Item Number

W7343

Gemstone

Natural Untreated Silver-Bluish Topaz

Origin

Nigeria, Africa

Weight (ct)

10.0 ct

Dimensions (mm)

13.1 mm Diameter x 9.1 mm

Calibrated Size

No

Type of Cut

Custom Designed ROUND

Cutter

Faceted by Ravenstein Gem Co.

Color

Silver-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

$20.00

$400.00

Item Number

22171

Gemstone

Natural Untreated St. Anne Blue Topaz

Origin

Saint Anne Mine, Rhodesia / Zimbabwe

Weight (ct)

125.90 ct

Dimensions (mm)

30.5 x 28 x 22

Color

Rich Sky Blue

Clarity

Facet / cabochon / top collector 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

$3.18

$450.00

Item Number

22160

Gemstone

Natural Untreated St. Anne Blue Topaz

Origin

Saint Anne Mine, Rhodesia / Zimbabwe

Weight (ct)

150.80 ct

Dimensions (mm)

40 x 23.9 x 22

Color

Rich Sky Blue

Clarity

Transparent, semi facet / cabochon / top collector grade

Treatment

None

Notes

The St.Anne mine in Zimbabwe was closed 2 years ago.

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

$2.98

$329.00

Item Number

22172

Gemstone

Natural Untreated St. Anne Blue Topaz

Origin

Saint Anne Mine, Rhodesia / Zimbabwe

Weight (ct)

231.20 ct

Dimensions (mm)

54 x 30 x 25

Color

Rich Sky Blue

Clarity

Transparent with Tourmaline crystals

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

$1.42

$104.00

Item Number

22212

Gemstone

Natural Untreated St. Anne Blue Topaz

Origin

Saint Anne Mine, Rhodesia / Zimbabwe

Weight (ct)

56.90 ct

Dimensions (mm)

as photographed / video

Color

Rich Sky Blue

Clarity

Mostly transparent with some natural flaws

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

$1.83

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