Unknown Loose Gemstones

A remarkable 5.12 carat Old Mine Cut diamond of exceptional presence and antique character, this GIA-certified diamond showcases the timeless beauty of historic diamond cutting. Grad...

Identification: Natural Heated Padparadscha Sapphire • Carat: 2.25 carats • Shape: Oval • Measurement: 9.07 x 7.25 x 3.94 mm • Color: orangy pink • Cut: Modified Brilliant/step ...

25.35 Carats Paraiba Tourmaline mix Cut stone For Fine Jewelry Natural Gemstone Gemstone - paraiba tourmaline Weight - 25.35 Carats Shape - Mix cut Size - 4.5x5-9x7 MM Pieces - 22

21.50 Carats Rubellite Tourmaline Oval Cut stone For Jewelry Natural gemstone Gemstone - Rubellite Tourmaline Weight - 21.50 Carats Shape - Oval cut Size - 21x17.5x9 MM Pieces - 1

Description :- 16.69 Carats Kunzite Natural Cushion Cut Stone Top Fine Color Quality Gemstone Gemstone - Kunzite Weight - 16.69 carats Shape - Cushion Size - 15.4X11X12 MM Quantity - 1

This elegant 1.21-carat natural blue sapphire shines with a vivid royal blue hue and exceptional brilliance. Cut in a classic round shape with brilliant/step faceting, it balances sp...

Discover the exquisite allure of the Amethyst, a gemstone that captivates with its natural beauty and rich purple hue. This particular Amethyst is a Natural Purple Sapphire, expertly...

This Natural Unheated Blue Sapphire, weighing 1.85 carats, is accompanied by a GIA Report for authenticity. The triangular-shaped gem, with measurements of 7.36 x 7.49 x 4.33 mm, fea...

Treat yourself to a perfect gift for this holiday season. Get a GIA certified Alexandrite gemstone with great cut and clarity. This genuine alexandrite is a perfect example of why yo...

A delicate yet radiant 1.06-carat round pink sapphire, showcasing a soft and enchanting hue that complements every skin tone. Cut in a brilliant/step style, this gem offers lively sp...

Presenting a Natural Unheated Blue-Green Sapphire with a weight of 3.04 carats. This captivating gem assumes an Oval shape, featuring precise measurements of 9.95 x 8.21 x 4.34 mm. T...

Discover the captivating beauty of this natural purple sapphire, weighing 4.02 carats. With its stunning oval shape and rich purple hue, this gemstone is an elegant choice for fine j...

Discover the serene elegance of this natural purple jadeite jade, weighing an impressive 47.97 carats. With its smooth double cabochon cut and rich lavender hue, this exceptional gem...

Discover the magical world of Alexandrite. It speaks for itself with its captivating green and blue colors and characteristics that put it in a class apart from other gemstones. Dazz...

Identification: Natural Pink Sapphire • Carat: 2.06 carats • Shape: Cushion • Measurement: 7.36 x 6.52 x 4.59 mm • Color: Purplish pink • Cut: brilliant/step • Color Zoning: None • Clarity: very eye clean • Treatment: Unheated A very popular choice for jewelry, this 2.06 carats GIA Report pink sapphire is ideal for fashioning into pendants, necklaces, rings, brooches and pins...

A sublime bright green Fluorite gemstone. Weight: 2.30 Carats Shape: Oval Crown: Modified Brilliant Pavilion: Modified Brilliant Gem Dimensions: 9.17x ...

Please inquire for more videos/photos. Details Identification: Natural Tsavorite • Carat: 4.01 carats • Shape: Cushion • Measurement: 10.06 x 7.84 x 5.20 mm • Color: Green • Cut: B...

17.88 Carats Rubellite Tourmaline Cushion Cut stone For Jewelry Natural gemstone Gemstone - Rubellite Tourmaline Weight - 17.88 Carats Shape - Cushion Size - 13x12x8-12x12.5x8 MM Pi...

This magnificent 3.92-carat natural blue sapphire radiates with a regal, velvety blue hue and exceptional clarity. Expertly cut in a cushion shape with a modified brilliant/modified ...

A pure, rich purple radiates from this unheated Purple Sapphire. The calming nature of the color of the gem has often been associated to royalty, and this cushion cut sapphire that w...

Unveil the elegance of a Natural Color Change Garnet, boasting 2.45 carats and certified by a GIA Report. The oval-shaped gem, measuring 7.77 x 6.15 x 5.68 mm, is skillfully cut in a Brilliant cut, creating a captivating play of light. Its delightful pink hue adds a touch of sophistication to any setting. The very eye-clean clarity guarantees a clear and enchanting appearance. Authenticated by the GIA Report, this garnet stands...

This Natural Purple Sapphire, weighing 4.32 carats, comes with a GIA Report for authenticity. The cushion-shaped gem, with measurements of 9.50 x 7.39 x 6.26 mm, features a Brilliant...

Discover the captivating elegance of Aquamarine at 1stDibs, where the finest gemstones are curated for collectors and jewelry enthusiasts. This remarkable Aquamarine, with its light ...

This Antique Old European Round Brilliant cut Diamond weights 3.78 carats with a K color (Beautiful white face up) and VS1 Clarity (Loupe Clean). The high quality of its cut let the ...

Shape/Cut: Princess Clarity: I1 Color: E Dimensions (mm): 4.94 X 4.72 X 3.69 Weight: 0.77ct EGL USA Report Number: US 42746215D (the diamond is laser inscribed but we do not hav...

Discover the exquisite allure of this natural unheated purple sapphire, weighing 2.27 carats. With its stunning purple hue and elegant oval shape, this gemstone is a perfect choice f...

7.69 carats Emerald Drops Cabochon Cut CD Certified Matching Cabochon pair of Emerald Drops ready to create an exquisite design

11.61 Carats Rubellite Cushion Cut Top Quality For Fine Jewelry Natural Gemstone Gemstone - Rubellite Weight - 11.61 Carats Shape - Cushion cut Size - 15x12.5x8.3 MM Pieces - 1

Gemstone - Rubellite Tourmaline Weight - 25.21 Ct Size - 9.5 To 16x11 MM Piece - 3 Shape - Cabochon & Round

81.50 Carats Rubellite Layout Oval Top Quality For Fine Jewelry Natural Gem Gemstone - Rubellite Tourmaline Weight - 81.50 Ct Size - 6.5x8 To 8x10 MM Pieces - 34 Shape - Oval

Weight: 50.47 Carats Size: 23x12 MM Pieces: 1 Shape: Rondelle Smooth Bead

Ultra-exclusive 5.46-carat pastel mint green tourmaline gemstone in a classic oval cut. A luminous, investment-grade treasure for fine jewelry collectors. Introducing a masterpiece ...

A beautiful peridot of a rare size of 52.69ct. This stone can be made into a stunning piece of jewellery by our artisans in Geneva.

Discover the captivating charm of this 1.08-carat natural alexandrite, a rare gemstone celebrated for its extraordinary color-change effect. Certified by GIA, this oval-shaped stone ...

A glamorous pair of Brilliant Cut Pyrope-Almandine Garnets. Garnet is quite a common mineral that can be found all throughout the world in various different colors ranging from green...

Introducing a natural Natural Padparascha Sapphire weighing 1.69 carats, accompanied by a GIA Report for authenticity. The oval-shaped gem, measuring 7.84 x 6.13 x 4.60 mm, is meticu...

One parcel containing... In new condition. 166 Loose Diamonds Shapes: Oval, Cushion, Radiant, Pear shape, Princess, Heart Shape Color Grade: Fancy Intense, Fancy Deep, Fancy, Fancy ...

Loose Diamond GIA Certified This is a Natural Diamond Cushion Modified Brilliant Cut The diamond is 0.81 Carat SI1 Clarity The color is Fancy Deep Orangy Yellow The stone measures 5....

10.69 Carats Rubellite Tourmaline Cushion Cut stone For Jewelry Natural gemstone Gemstone - Rubellite Tourmaline Weight - 10.69 Carats Shape - Cushion cut Size - 13.5x13.5x8.15 MM ...

Presenting a Natural Unheated Blue Yellow Sapphire with a weight of 3.34 carats. This distinctive gem features a Trapezoid shape, displaying preci...

Offered is a 2.99 carats natural blue sapphire with a round shape and measurements of 8.36 x 8.42 x 5.63 mm. The cut is described as Brilliant/Step, combining faceted brilliance with...

4.61 Carats Yellow Saphhire No-Heat Oval Cut For Fine Jewelry Natural Gemstone Gemstone - Sapphire Weight - 4.61 Carats Shape - Oval cut Size - 11x7.8 MM Pieces - 1

Aquamarine 77.51 Carats Oval Cab Top Quality For Fine Jewelry Natural Gemstone Gemstone - Aquamarine Weight: 77.51 Carats Size: 30x25x13 MM Pieces:1

GIA Certified 7.96 carats Natural Oval Sapphire, certified UnHeated, of a medium blue color for those who prefer more vibrant, lighter, uplifting color, eye clean mineral Design with...

Embark on a journey of discovery with a Natural Blue Sapphire, a mesmerizing gem weighing 3.46 carats, certified by a GIA Report. The oval-shaped beauty, measuring 9.63 x 7.55 x 5.22...

Shape/Cut: Cushion Color: Orangy Pink Treatment: Heating Dimensions (mm): 6.76 x 5.73 x 4.13 Weight: 1.51ct GIA Report Number: 2195828370 Please check out the enlarged pictur...

This 1.37-carat natural pink sapphire glows with a vibrant purple-pink hue, exuding both romance and strength. Expertly cut in a round modified brilliant/step style, it maximizes bri...

This 2.06-carat natural pink sapphire radiates with a delicate purplish-pink hue, offering both softness and sophistication. Expertly shaped in a round cut with a brilliant/step face...

A fiery 1.58 carat Citrine Quartz imbued with a strong orange color. 1.58 carat Oval Orange Citrine Quartz Shape: Oval Crown: Modified Brilliant Pavili...

Description :- 12.45 Carats Kunzite Natural Cushion Cut Stone Top Fine Color Quality Gemstone Gemstone - Kunzite Weight - 12.45 carats Shape - Cushion Size - 13.6x10.3x10.5 MM Quanti...

This stunning 1.14-carat natural pink sapphire radiates with a rich purple-pink (fuchsia) hue, offering both vibrancy and elegance. Expertly shaped in a round cut with a modified bri...

Discover the enchanting beauty of this natural unheated violet sapphire, weighing 2.06 carats. With its vivid violet hue and classic round shape, this gemstone is perfect for creatin...

Fall in love with a Natural Unheated Pink Sapphire, a gem of rare beauty and authenticity. Weighing 1.60 carats, this heart-shaped Sapphire measures 7.53 x 7.99 x 4.01 mm and feature...

GIA Report #2165887491 GIA Radiant 6.17 Carat Natural Loose Fancy Grayish Yellowish Green VVS2 Diamond Color: Natural Fancy Grayish Yellowish Green Shape and Cut: Radiant Cut Car...

Description :- 43.45 Carats Kunzite Natural Cushion Cut Stone Top Fine Color Quality Gemstone Gemstone - Kunzite Weight - 43.45 carats Shape - Cushion Size - 20.3x19.3x14.20 MM Quant...

This 1.10 carats natural Alexandrite is a captivating gem with an oval shape measuring 7.74 x 5.31 x 3.51 mm. Its brilliant/step cut enhances its radiance, revealing a mesmerizing pl...

Description :- 10.78 Carats Kunzite Natural Cushion Cut Stone Top Fine Color Quality Gemstone Gemstone - Kunzite Weight - 10.78 carats Shape - Cushion Size - 12x11.5x9.7 MM Quantity - 1

1.74 Carat Violet Spinel Shape: Oval Cutting Style: Faceted Brilliant Step Dimensions: 7.72 x 7.06 x 4.63 mm Color: Violet medium saturation with a medium-light tone Weight: 1.74 Ca...

Discover the stunning elegance of this natural blue sapphire, expertly cut and polished to perfection. Ideal for those who appreciate the natural allure of fine minerals and the art ...

Please inquire for more videos/photos. Details Identification: Natural Heated Orange Sapphire • Carat: 14.30 carats • Shape: Cushion • Measurement: 14.62 x 11.96 x 9.09 mm • Color:...