gem Archives

$120.00

Item Number

20135

Gemstone

Natural Untreated Tourmaline

Origin

Mozambique

Weight (ct)

1.50 ct

Dimensions (mm)

7.4 mm Diameter x 4.6

Type of Cut

Modified ROUND

Cutter

Faceted by Ravenstein Gem Co.

Color

Green 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

$80.00

$290.00

Item Number

20176

Gemstone

Natural Untreated Tourmaline

Origin

Mozambique

Weight (ct)

2.77 ct

Dimensions (mm)

9.7 x 7.1 x 5.4

Type of Cut

Radiant OCTAGON

Cutter

Faceted by Ravenstein Gem Co.

Color

Light Pastel Champagne

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

$104.69

$385.00

Item Number

20175

Gemstone

Natural Untreated Tourmaline

Origin

Mozambique

Weight (ct)

3.59 ct

Dimensions (mm)

12.3 x 6.6 x 4.9

Type of Cut

Modified CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Slight Greenish-Slight Straw Tint

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

$107.24

$442.00

Item Number

W6428

Gemstone

Natural Tourmaline

Origin

Namibia

Weight (ct)

3.26 ct

Dimensions (mm)

9.6 mm Diameter x 6.6

Calibrated Size

No

Type of Cut

Custom Designed ROUND

Cutter

Faceted by Ravenstein Gem Co.

Color

Vivid Blue Green and Yellow 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

$135.58

$82.00

Item Number

W0795

Gemstone

Tourmaline

Origin

Nigeria, Africa

Weight (ct)

1.09 ct

Dimensions (mm)

7.7 x 5.3 x 3.9

Calibrated Size

No

Type of Cut

Radiant Free Form

Cutter

Faceted by Ravenstein Gem Co.

Color

Blue-Green to 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

$75.23

$85.00

Item Number

W0796

Gemstone

Tourmaline

Origin

Nigeria, Africa

Weight (ct)

1.24 ct

Dimensions (mm)

11.1 x 6.1 x 4.0

Calibrated Size

No

Type of Cut

Concave Radiant Trapeze

Cutter

Faceted by Ravenstein Gem Co.

Color

Green 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

$68.55

$75.00

Item Number

15555

Gemstone

Natural Tourmaline

Origin

Tanzania, Africa

Weight (ct)

1.03 ct

Dimensions (mm)

7.3 x 4.8 x 3.9

Calibrated Size

No

Type of Cut

CUSHION Brilliant

Cutter

Faceted by Ravenstein Gem Co.

Color

Lime to Olive 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

$72.82

$195.00

Item Number

21420

Gemstone

Natural Tourmaline

Origin

Tanzania, Africa

Weight (ct)

1.94 ct

Dimensions (mm)

11.2 x 10.4 x 5.0

Calibrated Size

No

Type of Cut

Modified KITE

Cutter

Faceted by Ravenstein Gem Co.

Color

Yellow Orangey 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

$100.52

$220.00

Item Number

13304

Gemstone

Natural Tourmaline

Origin

Tanzania, Africa

Weight (ct)

2.10 ct

Dimensions (mm)

9.9 x 7.9 x 4.8

Calibrated Size

Yes

Type of Cut

OVAL Brilliant

Cutter

Faceted by Ravenstein Gem Co.

Color

Orange 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

$104.76

$240.00

Item Number

W6416

Gemstone

Natural Tourmaline

Origin

Zambia

Weight (ct)

2.46 ct

Dimensions (mm)

9.9 x 6.8 x 5.8

Calibrated Size

No

Type of Cut

Custom Designed CUSHION

Cutter

Faceted by Ravenstein Gem Co.

Color

Green with Gold 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

$97.56

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