Corundum
Showing all 31 results
Star Ruby Unheated 9×6.5 mm Oval Cabochon Six Point Star 3.05 carat
Gemstone Description This is a Star Ruby no signs of heating or filler. This untreated gemstone with no glass fillers has a handsome star complete with six long rays, better than pictured. Moderately bright and centered, this natural star is … Continued
Pink Red Ruby Untreated Burma Gemstone 6.3 x 4.3 No Heat Oval Natural 0.76 carat
Gemstone Description and Specifications Identification Natural Ruby Treatment none, no indication of heating Color Pink Red Shape Oval Cutting Hand Faceted Measurements 6.39 x 4.36 x 2.87 mm … Continued
Pink Red Ruby Untreated Mozambique 6.4 x 5.2 No Heat Oval Natural Gem 1.13 carat
Gemstone Description and Specifications Identification Natural Ruby Treatment none, no indication of heating Color reddish Pink Shape Oval Cutting Hand Faceted Measurements 6.44 x 5.28 x 3.60 mm … Continued
Double Star Purple Sapphire India Ruby Two Stars 19 mm No Treatment 47.75 carat
Gemstone Description This is a dark purple double star Sapphire aka masculine twin star Ruby in the location of origin, southern India. This collectable gem has two floating natural six ray stars. This is a heavily included opaque cabochon … Continued
Purple Star Sapphire Natural Untreated India Star Ruby 21 mm Round 53.38 carat
Gemstone Description This is a large purple star Sapphire aka masculine Ruby in the location of origin, southern India. This phenomenal gem has a floating natural six ray star. The color is a dark purple with a grayish secondary color. … Continued
Purple Red Star Ruby Floating Six Point 12×10 mm Oval India No Heat 10.50 carat
Gemstone Description This is a purple red star Ruby, aka purple Sapphire, with a sharp floating six ray star that has not been treated or heated. This natural gem originated in India and is a deep purplish red slightly … Continued
Dark Purple Star Sapphire India Star Ruby 10 mm Round No Treatment 7.90 carat
Gemstone Description This is a dark purple star Sapphire aka masculine Ruby in the location of origin, southern India. This stunning gem has a floating natural six ray star. This is a heavily included opaque cabochon with black inclusions. … Continued
Purple Star Sapphire India Star Ruby 21 x 20 mm Round No Treatment 53.53 carat
Gemstone Description This is a large purple star Sapphire aka masculine Ruby in the location of origin, southern India. This stunning gem has a floating natural six ray star. The color is a dark purple with a pinkish secondary … Continued
Star Red Ruby Floating Six Point Lab Created Oval 10 x 8 mm Cabochon
Gemstone Description This is a red star Ruby with a sharp floating six ray star that measures 10 x 8 mm and weighs an average of 3.80 carat each, weight not guaranteed as thicknesses vary slightly. This is a synthetic … Continued
Trapiche Star Fixed Six Beam Pink Ruby 6.4×5.9 mm Natural Burmese Gem 1.95 carat
Gemstone Description This is a rare gemmy specimen, a Trapiche Star Ruby from Burma. There are several pink colors in this natural formed gem specimen. It is measuring 6.4 x 5.9 x 4.0 mm and is weighing 1.95 carats. … Continued
Ruby Pink Red Faceted 11×5 mm Marquise Heated I2 Clarity Thai Gem 1.35 carat
Gemstone Description This is a natural pinkish red Ruby with no leaded glass, just standard heat treatment. This bright gem is a hand faceted Marquise and the color is a well saturated pinkish red. The clarity is I2 heavily … Continued
Red Ruby Lab Created Precision Faceted 8 mm Round I1 Flux Included 2.41 carat
Gemstone Description This gem is a highly sought after color of red, often called pigeon blood red. It is a lab created flame fusion Ruby that was quench cracked then heated at high temperature with Borax flux. This treatment … Continued
Tourmaline Pink Red Rubellite Faceted 12×6 mm Marquise VS Gemstone 2.22 carat
Gemstone Description This exciting colored stone is a red pink Rubellite Tourmaline with a look similar to Ruby or pink Sapphire. This is a VS eye clean clarity gem with a decent hand cut marquise shape that measures 12.3 … Continued
Ruby Thai Pink Red Faceted 7×5 mm Oval Flux Heat Only I2 Clarity Gem 1.31 carat
Gemstone Description This is a natural red Ruby with no leaded glass. This gem has had standard heat treatment. This bright gem is a hand faceted oval and the color is a well saturated pinkish red with color zoning. … Continued
Red Ruby No Lead Glass Rectangle Heated 7×4 mm Africa Gemstone 1.00 carat
Gemstone Description Here is a bright color of natural Ruby from Africa with no leaded glass filler. This pretty gem is an 7.2 x 4.0 x 2.8 mm hand faceted long octagon/ rectangle that weighs 1.00 carat. The color … Continued
Star Sapphire Star Ruby Red Purple no glass filler 8×6 mm Oval Cab 2.80 carat
Gemstone Description This is a 6 ray light colored Red Purple Star Sapphire aka Star Ruby with no treatments, no glass fillers. This star is natural rather than diffused and is a phenomenon made possible by rutile inclusions. Moderately … Continued
Ruby African Red No Lead Glass 6.1×5 mm Faceted Oval I2 Clarity Gem .79 carat
Gemstone Description This is a natural red Ruby with no leaded glass. It measures 6.1 x 5.0 x 2.7 mm and weighs 0.79 carat. This gem has had standard heat treatment with flux only, an accepted treatment that enhances durability. … Continued
Ruby Pink Red Faceted 7×5 mm Octagon Heat Only I2 Clarity Thai Gem .99 carat
Gemstone Description This is a natural red Ruby with no leaded glass. This gem has had standard heat treatment only. This bright gem is a hand faceted long octagon (rectangle with sharp corners taken off) and the color is … Continued
Pink Red Ruby No Lead Glass Faceted 8.1×7.4 mm I2 Clarity Fat Pear 2.18 carat
Gemstone Description Here is a bright color of natural Ruby from Madagascar with no leaded glass filler. This pretty gem is an 8.1 x 7.4 x 4.15 mm hand faceted fat pear that weighs 2.18 carat. The color is … Continued
Pink Red Thai Ruby Faceted 8.5x7mm Oval Flux Heat Only I2 Clarity Gem 2.28 carat
Gemstone Description This is a natural red Ruby with no leaded glass. This gem has had standard heat treatment. This bright gem is a hand faceted oval and the color is a well saturated pinkish red with color zoning. The … Continued
Pink Red Ruby 7.6x5mm Rectangle VS eye clean Traditional Heat no lead 1.13 carat
Gemstone Description This is a slightly pink, Red Ruby with no leaded glass filler, VS eye clean clarity and very nice translucence. This bright gem is a 7.6 x 5.0 x 2.7 mm weighing 1.13 carat. This gem has had standard heat … Continued
One Red Orange Sapphire Accent Gem 3 mm Diamond Cut Round Average .13 carat each
Gemstone Description With this listing you can buy one or more of these natural reddish orange Sapphire accent gemstones with VS eye clean clarity. These are 3 mm round faceted diamond cuts that weigh an average of 0.13 carat each. … Continued
Ceylon White Sapphire Sparkling 7.8 x 5.3 mm Oval Heat Only Gemstone 1.75 carat
Gemstone Description This is a beautiful Ceylon Sapphire in a very pale light blue color that many would describe as colorless or white in person. This fine gemstone has had traditional heat only and the clarity is VS eye clean. … Continued
White Ceylon Sapphire Sparkling 5.3 x 4.8 mm Oval Sri Lanka Gemstone 1.01 carat
Gemstone Description This is a beautiful Ceylon Sapphire in a very, very light blue color that many would describe as colorless or white. This fine gemstone has had traditional heat only and the clarity is VS eye clean. I originally … Continued
White Sapphire Very Very Light Blue Ceylon Pear Sri Lanka Gemstone 1.54 carat
Gemstone Description This is a beautiful Ceylon Sapphire in a very, very light blue color that many would describe as colorless or white. This fine gemstone has had traditional heat only and the clarity is VS eye clean. I originally … Continued
White Sapphire Sparkling Very Light Blue Ceylon Oval Sri Lanka Gem 1.55 carat
Gemstone Description This is a beautiful Ceylon Sapphire in a very, very light blue color that many would describe as colorless or white. This fine gemstone has had traditional heat only and the clarity is VS eye clean. I originally … Continued
One Pink Sapphire Accent Faceted Princess Square 2mm Gemstone Averages .06 carat
With this listing you can buy one or more of these natural pink Sapphire accent gemstones with VS eye clean clarity. These are 2 mm round faceted square princess cuts that weigh an average of 0.06 carat each. These gems were naturally mined … Continued
One Light Pink Sapphire Accent Faceted Round 3 mm Gemstone Averages .12 carat
With this listing you can buy one or more of these natural light pink Sapphire accent gemstones with VS eye clean clarity. These are 3 mm round faceted diamond cuts that weigh an average of 0.12 carat each. These gems were naturally … Continued
One Purple Red Ruby Natural Faceted 4x2mm Marquise Accent Gem Averages .11 carat
With this listing you can buy one or more of these natural purple red Ruby with no leaded glass, great accent gemstones with VS eye clean clarity. These are 4 x 2 mm marquise faceted that weigh an average of … Continued
One Unheated Ruby Square Faceted 2.0 mm VS Accent Gem Averages 0.07 carat
Gemstone Description With this listing you can buy one or more of these natural pinkish red Rubies with no leaded glass, accent gemstones with VS eye clean clarity. These are 2.0 mm faceted squares that weigh an average of .07 … Continued
One Ruby Heat Only Well Faceted 2.5 mm Round Accent Gem Averages .07 carat each
Gemstone Description With this listing you can buy one or more of these natural red Rubies with no leaded glass, accent gemstones with VS eye clean clarity. These are 2.5 mm round faceted diamond cuts that weigh an average of .07 carat each. These … Continued