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    GIA loose Diamonds

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    • GIA 2.14 ct. Extremely Rare Natural Color Change Russian Alexandrite Heart Cut Gemstone
      Estimate
      $203,300 - $224,700

      GIA 2.14 ct. Extremely Rare Natural Color Change Russian Alexandrite Heart Cut Gemstone

      Est.
      $203,300 - $224,700
      Reserve Stock Auctions
      0 Bids
      Starting Bid
      $7,500
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    • 32.14-Carat Kunzite Loose Gemstone, GIA Certified
      Estimate
      $4,000 - $5,000

      32.14-Carat Kunzite Loose Gemstone, GIA Certified

      Est.
      $4,000 - $5,000
      Fortuna Auction
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    • 4.55-Carat Unheated Ruby, GIA Certified
      Estimate
      $4,000 - $6,000

      4.55-Carat Unheated Ruby, GIA Certified

      Est.
      $4,000 - $6,000
      Fortuna Auction
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    • GIA - Certified 0.60 CT Round Cut Loose Diamond I Color VS2 Clarity
      Estimate
      $2,510 - $2,710

      GIA - Certified 0.60 CT Round Cut Loose Diamond I Color VS2 Clarity

      Est.
      $2,510 - $2,710
      Ness Diamonds
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    • GIA - Certified 0.62 CT Round Cut Loose Diamond I Color VVS2 Clarity
      Estimate
      $3,230 - $3,430

      GIA - Certified 0.62 CT Round Cut Loose Diamond I Color VVS2 Clarity

      Est.
      $3,230 - $3,430
      Ness Diamonds
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    • GIA - Certified 0.60 CT Round Cut Loose Diamond I Color VVS2 Clarity
      Estimate
      $2,520 - $2,720

      GIA - Certified 0.60 CT Round Cut Loose Diamond I Color VVS2 Clarity

      Est.
      $2,520 - $2,720
      Ness Diamonds
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    • GIA - Certified 0.41 CT Round Cut loose Diamond E Color VVS1 Clarity
      Estimate
      $2,730 - $2,930

      GIA - Certified 0.41 CT Round Cut loose Diamond E Color VVS1 Clarity

      Est.
      $2,730 - $2,930
      Ness Diamonds
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    • GIA - Certified 0.60 CT Round Cut Loose Diamond J Color VVS2 Clarity
      Estimate
      $2,730 - $2,930

      GIA - Certified 0.60 CT Round Cut Loose Diamond J Color VVS2 Clarity

      Est.
      $2,730 - $2,930
      Ness Diamonds
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    • GIA - Certified 0.60 CT Round Cut Loose Diamond J Color VVS1 Clarity
      Estimate
      $2,910 - $3,110

      GIA - Certified 0.60 CT Round Cut Loose Diamond J Color VVS1 Clarity

      Est.
      $2,910 - $3,110
      Ness Diamonds
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    • GIA - Certified 0.63 CT Round Cut Loose Diamond J Color VVS1 Clarity
      Estimate
      $3,010 - $3,210

      GIA - Certified 0.63 CT Round Cut Loose Diamond J Color VVS1 Clarity

      Est.
      $3,010 - $3,210
      Ness Diamonds
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    • GIA F Color VS1 Clarity 0.40 CT Loose Emerald Cut Diamond 
      Estimate
      $1,700 - $1,800

      GIA F Color VS1 Clarity 0.40 CT Loose Emerald Cut Diamond 

      Est.
      $1,700 - $1,800
      Ness Diamonds
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    • GIA J Color VVS2 Clarity 0.30 CT Loose Brilliant Cut Diamond 
      Estimate
      $1,200 - $1,500

      GIA J Color VVS2 Clarity 0.30 CT Loose Brilliant Cut Diamond 

      Est.
      $1,200 - $1,500
      Ness Diamonds
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    • No Reserve GIA - Certified 0.57 CT Round Cut Loose Diamond E Color IF Clarity
      Estimate
      $5,180 - $5,380

      No Reserve GIA - Certified 0.57 CT Round Cut Loose Diamond E Color IF Clarity

      Est.
      $5,180 - $5,380
      Ness Diamonds
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    • GIA 0.33CT Round Cut Loose Diamond J Color VS1 Clarity
      Estimate
      $1,500 - $1,700

      GIA 0.33CT Round Cut Loose Diamond J Color VS1 Clarity

      Est.
      $1,500 - $1,700
      Ness Diamonds
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    • GIA 0.31CT Asscher Cut Loose Diamond K Color VVS1 Clarity
      Estimate
      $1,400 - $1,600

      GIA 0.31CT Asscher Cut Loose Diamond K Color VVS1 Clarity

      Est.
      $1,400 - $1,600
      Ness Diamonds
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    • GIA 0.52CT Pear Cut Loose Diamond J Color VVS2 Clarity
      Estimate
      $1,400 - $1,600

      GIA 0.52CT Pear Cut Loose Diamond J Color VVS2 Clarity

      Est.
      $1,400 - $1,600
      Ness Diamonds
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    • GIA 0.41CT Brilliant Cut Loose Diamond J Color VVS2 Clarity
      Estimate
      $1,600 - $1,800

      GIA 0.41CT Brilliant Cut Loose Diamond J Color VVS2 Clarity

      Est.
      $1,600 - $1,800
      Ness Diamonds
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    • GIA 0.81 CT Cushion Cut Loose Diamond G Color VS2 Clarity
      Estimate
      $5,810 - $6,010

      GIA 0.81 CT Cushion Cut Loose Diamond G Color VS2 Clarity

      Est.
      $5,810 - $6,010
      Ness Diamonds
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    • GIA 0.54CT Princess Cut Loose Diamond I Color VVS2 Clarity
      Estimate
      $1,800 - $1,900

      GIA 0.54CT Princess Cut Loose Diamond I Color VVS2 Clarity

      Est.
      $1,800 - $1,900
      Ness Diamonds
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    • GIA 0.44CT Princess Cut Loose Diamond D Color VS1 Clarity
      Estimate
      $1,900 - $2,200

      GIA 0.44CT Princess Cut Loose Diamond D Color VS1 Clarity

      Est.
      $1,900 - $2,200
      Ness Diamonds
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    • GIA 0.59CT Marquise Cut Loose Diamond K Color VVS2 Clarity
      Estimate
      $2,400 - $2,600

      GIA 0.59CT Marquise Cut Loose Diamond K Color VVS2 Clarity

      Est.
      $2,400 - $2,600
      Ness Diamonds
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    • GIA 0.31CT Radiant Cut Loose Diamond J Color VVS1 Clarity
      Estimate
      $1,400 - $1,500

      GIA 0.31CT Radiant Cut Loose Diamond J Color VVS1 Clarity

      Est.
      $1,400 - $1,500
      Ness Diamonds
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    • GIA 0.43CT Heart Cut Loose Diamond D Color VVS2 Clarity
      Estimate
      $2,600 - $2,800

      GIA 0.43CT Heart Cut Loose Diamond D Color VVS2 Clarity

      Est.
      $2,600 - $2,800
      Ness Diamonds
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    • GIA 0.52 CT Round Cut Loose Diamond H Color VS2 Clarity
      Estimate
      $2,620 - $2,820

      GIA 0.52 CT Round Cut Loose Diamond H Color VS2 Clarity

      Est.
      $2,620 - $2,820
      Ness Diamonds
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    • No Reserve GIA - Certified 0.60 CT Round Cut Loose Diamond D Color IF Clarity
      Estimate
      $7,500 - $7,700

      No Reserve GIA - Certified 0.60 CT Round Cut Loose Diamond D Color IF Clarity

      Est.
      $7,500 - $7,700
      Ness Diamonds
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    • GIA J Color VVS2 Clarity 0.50 CT Loose Brilliant Cut Diamond 
      Estimate
      $1,700 - $1,800

      GIA J Color VVS2 Clarity 0.50 CT Loose Brilliant Cut Diamond 

      Est.
      $1,700 - $1,800
      Ness Diamonds
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    • GIA 0.59CT Oval Cut Loose Diamond I Color VS2 Clarity
      Estimate
      $4,000 - $4,200

      GIA 0.59CT Oval Cut Loose Diamond I Color VS2 Clarity

      Est.
      $4,000 - $4,200
      Ness Diamonds
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    • GIA 0.53CT Marquise Cut Loose Diamond I Color VVS2 Clarity
      Estimate
      $2,800 - $3,000

      GIA 0.53CT Marquise Cut Loose Diamond I Color VVS2 Clarity

      Est.
      $2,800 - $3,000
      Ness Diamonds
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    • GIA 0.50CT Cushion Cut Loose Diamond J Color VS2 Clarity
      Estimate
      $1,600 - $1,700

      GIA 0.50CT Cushion Cut Loose Diamond J Color VS2 Clarity

      Est.
      $1,600 - $1,700
      Ness Diamonds
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    • GIA 0.82 CT Cushion Cut Loose Diamond I Color VVS2 Clarity
      Estimate
      $4,540 - $4,740

      GIA 0.82 CT Cushion Cut Loose Diamond I Color VVS2 Clarity

      Est.
      $4,540 - $4,740
      Ness Diamonds
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    • GIA - Certified 1.01CT Cushion Cut Loose Diamond J Color VS2 Clarity
      Estimate
      $5,600 - $5,800

      GIA - Certified 1.01CT Cushion Cut Loose Diamond J Color VS2 Clarity

      Est.
      $5,600 - $5,800
      Ness Diamonds
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    • No Reserve GIA - Certified 0.81 CT Round Cut Loose Diamond K Color IF Clarity
      Estimate
      $5,100 - $5,300

      No Reserve GIA - Certified 0.81 CT Round Cut Loose Diamond K Color IF Clarity

      Est.
      $5,100 - $5,300
      Ness Diamonds
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    • No Reserve GIA - Certified 0.60 CT Round Cut Loose Diamond E Color IF Clarity
      Estimate
      $5,560 - $5,760

      No Reserve GIA - Certified 0.60 CT Round Cut Loose Diamond E Color IF Clarity

      Est.
      $5,560 - $5,760
      Ness Diamonds
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    • GIA I Color VS1 Clarity 0.40 CT Loose Brilliant Cut Diamond 
      Estimate
      $1,200 - $1,500

      GIA I Color VS1 Clarity 0.40 CT Loose Brilliant Cut Diamond 

      Est.
      $1,200 - $1,500
      Ness Diamonds
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    • No Reserve GIA - Certified 0.53 CT Round Cut Loose Diamond D Color IF Clarity
      Estimate
      $5,180 - $5,380

      No Reserve GIA - Certified 0.53 CT Round Cut Loose Diamond D Color IF Clarity

      Est.
      $5,180 - $5,380
      Ness Diamonds
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    • GIA 0.32CT Round Cut Loose Diamond H Color VS2 Clarity
      Estimate
      $1,700 - $1,900

      GIA 0.32CT Round Cut Loose Diamond H Color VS2 Clarity

      Est.
      $1,700 - $1,900
      Ness Diamonds
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    • No Reserve GIA - Certified 0.62 CT Round Cut Loose Diamond D Color IF Clarity
      Estimate
      $6,770 - $6,970

      No Reserve GIA - Certified 0.62 CT Round Cut Loose Diamond D Color IF Clarity

      Est.
      $6,770 - $6,970
      Ness Diamonds
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    • No Reserve GIA - Certified 0.58 CT Round Cut Loose Diamond H Color IF Clarity
      Estimate
      $3,310 - $3,510

      No Reserve GIA - Certified 0.58 CT Round Cut Loose Diamond H Color IF Clarity

      Est.
      $3,310 - $3,510
      Ness Diamonds
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    • GIA 0.60CT Marquise Cut Loose Diamond I Color VS2 Clarity
      Estimate
      $4,200 - $4,500

      GIA 0.60CT Marquise Cut Loose Diamond I Color VS2 Clarity

      Est.
      $4,200 - $4,500
      Ness Diamonds
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    • GIA 0.50CT Emerald Cut Loose Diamond J Color VVS2 Clarity
      Estimate
      $1,800 - $1,900

      GIA 0.50CT Emerald Cut Loose Diamond J Color VVS2 Clarity

      Est.
      $1,800 - $1,900
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    • GIA 0.46CT Pear Cut Loose Diamond H Color VVS1 Clarity
      Estimate
      $1,400 - $1,600

      GIA 0.46CT Pear Cut Loose Diamond H Color VVS1 Clarity

      Est.
      $1,400 - $1,600
      Ness Diamonds
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    • GIA 0.62CT Radiant Cut Loose Diamond K Color VS1 Clarity
      Estimate
      $2,400 - $2,600

      GIA 0.62CT Radiant Cut Loose Diamond K Color VS1 Clarity

      Est.
      $2,400 - $2,600
      Ness Diamonds
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    • No Reserve GIA - Certified 0.56 CT Round Cut Loose Diamond G Color IF Clarity
      Estimate
      $3,720 - $3,920

      No Reserve GIA - Certified 0.56 CT Round Cut Loose Diamond G Color IF Clarity

      Est.
      $3,720 - $3,920
      Ness Diamonds
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    • No Reserve GIA - Certified 0.71 CT Round Cut Loose Diamond I Color IF Clarity
      Estimate
      $4,940 - $5,140

      No Reserve GIA - Certified 0.71 CT Round Cut Loose Diamond I Color IF Clarity

      Est.
      $4,940 - $5,140
      Ness Diamonds
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    • GIA 0.41CT Round Cut Loose Diamond I Color VVS2 Clarity
      Estimate
      $1,800 - $2,000

      GIA 0.41CT Round Cut Loose Diamond I Color VVS2 Clarity

      Est.
      $1,800 - $2,000
      Ness Diamonds
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    • GIA 0.40CT Round Cut Loose Diamond I Color VS2 Clarity
      Estimate
      $1,500 - $1,700

      GIA 0.40CT Round Cut Loose Diamond I Color VS2 Clarity

      Est.
      $1,500 - $1,700
      Ness Diamonds
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    • GIA 0.77 CT Round Cut Loose Diamond J Color VS2 Clarity
      Estimate
      $3,750 - $3,950

      GIA 0.77 CT Round Cut Loose Diamond J Color VS2 Clarity

      Est.
      $3,750 - $3,950
      Ness Diamonds
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    • GIA 0.70 CT Round Cut Loose Diamond J Color VS1 Clarity
      Estimate
      $3,830 - $4,030

      GIA 0.70 CT Round Cut Loose Diamond J Color VS1 Clarity

      Est.
      $3,830 - $4,030
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