obsidian jewelry Archives

$135.00

Item Number

W7650

Gemstone

Colombianite

Origin

Colombia

Weight (ct)

4.25 ct

Dimensions (mm)

10.2/10.2 x 8.3/7.8 x 6.3/6.4

Calibrated Size

No

Type of Cut

Modified MARQUISE

Cutter

Faceted by Ravenstein Gem Co.

Color

Walnut-Mahogany

Clarity

Transparent

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

$31.76

$150.00

Item Number

W7652

Gemstone

Colombianite

Origin

Colombia

Weight (ct)

4.70 ct

Dimensions (mm)

8.7/8.9 x 8.6/8.9 x 6.6/6.6

Calibrated Size

No

Type of Cut

Custom Designed HEXAGON

Cutter

Faceted by Ravenstein Gem Co.

Color

Walnut-Mahogany

Clarity

Transparent

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

$31.91

$150.00

Item Number

W7651

Gemstone

Colombianite

Origin

Colombia

Weight (ct)

4.86 ct

Dimensions (mm)

9.5/9.4 x 7.6/7.6 x 6.6/6.8

Calibrated Size

No

Type of Cut

Custom Designed Octagon

Cutter

Faceted by Ravenstein Gem Co.

Color

Walnut-Mahogany

Clarity

Transparent

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

$30.86

$195.00

Item Number

W7170

Gemstone

Colombianite

Weight (ct)

8.11 ct

Dimensions (mm)

15.3 x 11.7 x 9.6

Calibrated Size

No

Type of Cut

Custom Designed CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Walnut-Mahogany

Clarity

Transparent, clean

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

$24.04

$150.00

Item Number

W7603

Gemstone

Obsidian

Origin

Nevada, USA

Weight (ct)

28.74 ct

Dimensions (mm)

27.1 x 15.0 x 7.6

Calibrated Size

No

Type of Cut

Cabochon Tunnel

Cutter

cut by Ravenstein Gem Co.

Color

Black-Gray

Clarity

Translucent

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

$5.22

$83.00

Item Number

22264

Gemstone

Obsidian

Origin

Oregon, USA

Weight (ct)

3.78 ct

Dimensions (mm)

9.6 x 9.1 x 7.5

Calibrated Size

No

Type of Cut

Custom Designed Octagon

Cutter

cut by Ravenstein Gem Co.

Color

Gray

Clarity

Translucent

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

$21.96

$40.00

Item Number

W / 21721

Gemstone

Saffordite

Origin

Safford, Arizona, USA

Weight (ct)

1.80 ct

Dimensions (mm)

7.7 mm Diameter x 4.2

Calibrated Size

No

Type of Cut

ROUND Cabochon

Cutter

cut by Ravenstein Gem Co.

Color

Gray with Stripes

Clarity

Semi Transparent

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

$22.22

$62.00

Item Number

22670

Gemstone

Saffordite / Cintamani Stone

Origin

Safford, Arizona, USA

Weight (ct)

1.91 ct

Dimensions (mm)

8.8 x 6.9 x 5.9

Calibrated Size

No

Type of Cut

Modified OCTAGON

Cutter

Faceted by Ravenstein Gem Co.

Color

Mahogany.

Clarity

Transparent

Treatment

None

Tone / Saturation

Notes

Cintamani stone

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

$32.46

$230.00

Item Number

W / 21722

Gemstone

Saffordite

Origin

Safford, Arizona, USA

Weight (ct)

10.39 ct

Dimensions (mm)

16.3 x 12.4 x 7.4

Calibrated Size

No

Type of Cut

Oval Cabochon

Cutter

cut by Ravenstein Gem Co.

Color

Blackish

Clarity

Translucent

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

$22.14

$240.00

Item Number

W / 21639

Gemstone

Saffordite

Origin

Safford, Arizona, USA

Weight (ct)

12.55 ct

Dimensions (mm)

17.9 x 12.3 x 8.2

Calibrated Size

No

Type of Cut

Oval Cabochon

Cutter

cut by Ravenstein Gem Co.

Color

Gray

Clarity

Semi Transparent / Translucent

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

$19.12

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