Huge Blue Corundum African Sapphire Gemstone

Gemstone : Blue Corundum Species African Sapphire Weight : 635.00 carats Dimensions : 65x46x20 mm Treatments : Traditional Color Oil Enhancement Please note that this lot has a confidential reserve. W

Gemstone : Blue Corundum African Sapphire Weight : 453.50 carats Dimensions : 52x43x23 mm Treatments : Traditional Color Oil Enhancement Please note that this lot has a confidential reserve. When you

Material: Natural Sapphire. Certificate: AGSL Report. Weight: 487.0 ct. Measurement: 53.30 x 39.60 x 27.20 mm. Shape: Pear. Color: Blue. Origin: Africa. Species: Corundum. Treatment: Color Enhanced. C

Gemstone : Red Corundum Species African Ruby Weight : 506.00 carats Dimensions : 50x44x20 mm Treatments : Traditional Color Oil Enhancement Please note that this lot has a confidential reserve. When y

Gemstone : Red Corundum Species African Ruby Weight : 506.00 carats Dimensions : 50x44x20 mm Treatments : Traditional Color Oil Enhancement Please note that this lot has a confidential reserve. When y

14KT WHT GOLD NATURL BLUE SAPPHIRE CORUNDUM & DIAMOND RING OVAL BRILLIANT CUT NATURAL BLUE SAPPHIRE. CORUNDUM GEMSTONES ARE MOUNTED IN THE CENTER OF THE RING. ROUND BRILLIANT CUT DIAMONDS ACCENT THE R

PGL Digital Appraisal Included. Retail Replacement Value $5,692 Main gemstones are corundum blue sapphires. Carat Weight: 3.97 Measurements:6.48 x 6.47 x 4.53Treatment: Diffusion 14kt Gold mounting fe

14K Ceylon Blue 7.39ct Sapphire & Diamond Ring, 7.8g. Approximate 0.81tcw Diamond, Marked 14k. Included Ceylon Gem Lab Report Reads "Gemstone Report Blue Sapphire Natural Corundum, Weight 1.39ct, Dime

No Reserve! Gemstone: Natural Blue Sapphire Origin: Africa Weight: 0.85 carats Dimensions: 5.27-5.30x3.44 mm Shape: Round Cut Color: Blue Transparency: transparent Clarity: VVS Treatment: none S

No Reserve! Gemstone: Natural Blue Sapphire Origin: Africa Weight: 0.65 carats Dimensions: 4.72-4.58x2.82 mm Shape: Round Cut Color: Blue Transparency: transparent Clarity: VVS Treatment: none S

Title: 3 PCS 3.50 CTS NATURAL AFRICAN BLUE SAPPHIRE OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Carat Weights: 3.5 Size/Dimensions: 7 x 5 MM LITTLE UP & DOWN Additional Information: VVS QUALITY AFRICAN ORI

Title: Huge natural blue sapphire -67.12 ct Color/Clarity: Blue/semi transparent Gemstone Type: natural/only heated,no diffusion,no filling Carat Weights: 67.12 Size/Dimensions: 26.09 X 18.45 X 11.81

26.5mm square case, marked C? 0?worn, 1824. 6 3/4 - 7 1/4" with mesh bracelet.  27mm  square case features (32) 1.5mm round diamonds, approximately .48ctw. and multiple blue Sapphire corundum. 17 j

Material Gem type: Sapphire Dimensions Carat weight: 1.15 Description Navy Blue Color Oval Cut Heated Royal Sapphire Gemstone From Africa Dimensions ~ 7*4.5*1 mm Weight (carats) 1.15 ~ Carats Treatmen

Gemstone: Natural Sapphire, Shape/cut: Cushion, Weight: 3.27 cts., Measurements: 8.20 x 6.65 x 6.45 mm, Color: Blue, Origin : Africa (Seller's Opinion), Pieces: 1, Treatment: No indication Of Heating

Gemstone: Natural Sapphire Shape/cut: Octagonal Weight: 1.27 cts. Measurements: 7.40 x 5.26 x 2.79 mm Color: Blue Origin: Africa Pieces: 1 Treatment: No indication of Thermal Heating The country of or

23.35 Carat Natural loose J'Adore Sapphire Gemstone. Gorgeous deep blue ocean blue sapphire loose stone. A J'Adore Sapphire is an upgraded genuine sapphire. 100% natural corundum. Beautiful saturation

Material: Natural Sapphire. Certificate: AGSL Report. Weight: 15.40 ct. Measurement: 15.09 x 11.57 x 8.37 mm. Shape: Emerald. Color: Blue. Origin: India From Kashmir. Species: Corundum. Treatment: hea

Item: 2.30 carat Genuine Green Blue Sapphire Gemstone: Sapphire Carat Weight: 2.30 ct Oval Cut, Origin is Africa No Reserve: This lot starts at $1 and has no reserve as a courtesy so that collectors c

Material: Natural Sapphire. Certificate: AGSL Report. Weight: 8.40 ct. Measurement: 12.04 x 10.18 x 6.44 mm. Shape: Oval. Color: Blue. Origin: India From Kashmir. Species: Corundum. Treatment: heating

Materials: Gemstone, sapphire Carat weight: 2.25 Description 2.25 Gorgeous Color Natural Blue Zircon Weight : 2.25 carat Size : 9 x 6 x 4 mm Treatment : Natural Origin : Africa Standard shipping Reser

No Reserve! Title: 0.93 Cts Natural Blue Sapphire Additional Information: Gemstone : Natural Blue Sapphire Shape and cut : Oval Cut Origin : Africa Weight : 0.93 carats Measurements : 7x5 mm Color : B

No Reserve! Title: 5.20 Cts Natural Black Spinel Additional Information: Gemstone : Natural Blue Sapphire Shape and cut : Oval Cabochan Origin : Africa Weight : 1.53 carats Measurements : 6.42x5.16x3.

Title: 3 PCS 3.35 CTS NATURAL BLUE SAPPHIRE OVAL SHAPE GOOD COLOR LOOSE GEMSTONES ( NOT DIFFUSION OR GLASS FILLED) Carat Weights: 3.35 Size/Dimensions: MIX Additional Information: VVS QUALITY AFRICAN