ravenstein gem co. Archives

$402.00

Item Number

B-W5933

Gemstone

Natural Unheated Blue Sapphire

Origin

Rwanda, Africa

Weight (ct)

0.73 ct

Dimensions (mm)

5.0 x 5.0 x 3.4

Calibrated Size

Yes

Type of Cut

Custom Designed CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Cornflower Blue

Clarity Scale

FVVS1VVS2VS1VS2SI1SI2P1P2

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

$550.68

$1,300.00

Item Number

B-W5898

Gemstone

Natural Unheated Blue Sapphire

Origin

Rwanda, Africa

Weight (ct)

1.52 ct

Dimensions (mm)

7.1 x 7.0 x 4.5

Calibrated Size

No

Type of Cut

Custom Designed Shield

Cutter

Faceted by Ravenstein Gem Co.

Color

Cornflower 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

$855.26

$70.00

Item Number

18356

Gemstone

Natural Gold Topaz

Origin

Russia

Weight (ct)

2.56 ct

Dimensions (mm)

11.3 x 5.7 x 4.5

Calibrated Size

No

Type of Cut

Radiant BAGUETTE

Cutter

Faceted by Ravenstein Gem Co.

Color

Very 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

$27.34

$250.00

Item Number

W6831

Gemstone

Natural Untreated Yellow Imperial Topaz

Origin

W. Africa

Weight (ct)

2.10 ct

Dimensions (mm)

7.3 x 7.3 x 5.5

Calibrated Size

No

Type of Cut

Custom Designed 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

$119.05

$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

$250.00

Item Number

W6822

Gemstone

Natural Untreated Yellow Imperial Topaz

Origin

W. Africa

Weight (ct)

1.84 ct

Dimensions (mm)

8.4 x 6.7 x 4.8

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

$135.87

$380.00

Item Number

W6826

Gemstone

Natural Untreated Yellow Imperial Topaz

Origin

W. Africa

Weight (ct)

2.93 ct

Dimensions (mm)

9.7 x 7.7 x 5.8

Calibrated Size

Yes

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

$129.69

$785.00

Item Number

B-W5976

Gemstone

Natural Tourmaline

Origin

Congo, Africa

Weight (ct)

3.29 ct

Dimensions (mm)

10.7 x 7.8 x 5.9

Calibrated Size

No

Type of Cut

Custom Designed CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Laguna Green 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

$238.60

$2,360.00

Item Number

22178

Gemstone

Natural Untreated Tourmaline

Origin

Mozambique

Weight (ct)

4.80 ct

Dimensions (mm)

17.8 x 5.8 x 5.0

Type of Cut

Custom Designed Octagon

Cutter

faceted by Nick Brevig - USA

Color

Green-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

$491.67

$164.00

Item Number

22072

Gemstone

Natural Unheated Parti Sapphire

Origin

Kenya

Weight (ct)

0.52 ct

Dimensions (mm)

5.1 x 4.7 x 3.4

Calibrated Size

No

Type of Cut

Modified CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Green Yellowish

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

$315.38

Shop

Discover a gem as unique as you are.

Step into a world of rare beauty