katerina krivanek Archives

$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

$454.00

Item Number

22136

Gemstone

Natural Untreated St. Anne Blue Topaz

Origin

Saint Anne Mine, Rhodesia / Zimbabwe

Weight (ct)

7.97 ct

Dimensions (mm)

13.0 x 11.8 x 8.6

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Rich Sky 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

$56.96

$260.00

Item Number

22161

Gemstone

Natural Untreated St. Anne Blue Topaz

Origin

Saint Anne Mine, Rhodesia / Zimbabwe

Weight (ct)

88.60 ct

Dimensions (mm)

25 x 24.8 x 17.5

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

$2.93

$290.00

Item Number

W7725

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

10.85 ct

Dimensions (mm)

16.6 x 15.1 x 8.9

Calibrated Size

No

Type of Cut

Custom Designed Fan

Cutter

Faceted by Ravenstein Gem Co.

Color

Water Clear-Colorless

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

$26.73

$400.00

Item Number

W7712

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

14.22 ct

Dimensions (mm)

14.1 x 13.8 x 9.6

Calibrated Size

No

Type of Cut

Custom Designed Octagon

Cutter

Faceted by Ravenstein Gem Co.

Color

Water Clear-Colorless

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

$28.13

$69.00

Item Number

22753

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

2.11 ct

Dimensions (mm)

10.9 x 6.3 x 4.9

Calibrated Size

No

Type of Cut

Custom Designed PENDELOQUE

Cutter

Faceted by Ravenstein Gem Co.

Color

Water Clear-Colorless

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

$32.70

$670.00

Item Number

W7711

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

24.08 ct

Dimensions (mm)

16.9 x 13.5 x 11.5

Calibrated Size

No

Type of Cut

Custom Designed Radiant Rectangle

Cutter

Faceted by Ravenstein Gem Co.

Color

Water Clear-Colorless

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

$27.82

$115.00

Item Number

22281

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

3.15 ct

Dimensions (mm)

9.9 x 9.9 x 5.4

Calibrated Size

Yes

Type of Cut

Custom Designed TRILLION

Cutter

Faceted by Ravenstein Gem Co.

Color

Very Slight Gold Tint / near colorless, Water Clear-Colorless

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

$36.51

$115.00

Item Number

22754

Gemstone

Natural Topaz

Origin

Namibia

Weight (ct)

3.77 ct

Dimensions (mm)

8.9 x 6.8 x 6.8

Calibrated Size

No

Type of Cut

Custom Designed Radiant Rectangle

Cutter

Faceted by Ravenstein Gem Co.

Color

Slight Bluish Tint - near colorless

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

$30.50

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