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Si1 Loose Diamond

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Diamonds with very, very small inclusions are graded as VVS1 or VVS2. Those with larger inclusions are considered lower-grade. Diamonds with inclusions that are visible with the naked.
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Browse through a wide variety of Loose Diamonds from our trusted merchants while saving time and money. When you want to add a touch of gold to your life, refine your query with the filters on the left to find the exact product you desire. It doesn't hurt receiving shopping help, so take in all the information provided by product descriptions and our product reviews, shopping guides and tip centers, you won't regret it. Since Become.com offers bargain prices on the most luxurious Loose Diamonds sift through Become's deep selection of trusted stores, and select the product with the best price.

  1. On Sale - 65% Discount on Certified 0.53 Carat D Color SI1 Oval Loose Diamond for Jewelry 4.18x5.9mmCertified 0.53 Carat D Color SI1 Oval Loose Diamond for Jewelry 4.18x5.9mm

    $1860.00$649.99

    Certified 0.53 Carat D Color SI1 Oval Loose Diamond for Jewelry 4.18x5.9mm

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    On Sale - 65% Discount on Certified 0.53 Carat D Color SI1 Oval Loose Diamond for Jewelry 4.18x5.9mmCertified 0.53 Carat D Color SI1 Oval Loose Diamond for Jewelry 4.18x5.9mm
    Carat Weight 0.53 Color D Clarity SI1 Milimiters Measurements 4.18 x 5.90 x 3.11 mm Cut Grade Polish Very Good Symmetry Very Good Fluorescence Medium Girdle Thickness Thick Culet None Diascript on Girdle Diascript appears on the girdle number IGL G-1033 Clarity Enhanced NOT enhanced at all in any Way Shape or Form!! Special Comments IDEAL CUT - The quality of the cut of this diamond achieves the optimal dispersion of light and brilliance Insurance Replacement Value $1,860.00 Verify Certificate And Grading ...
    Details on Certified 0.53 Carat D Color SI1 Oval Loose Diamond for Jewelry 4.18x5.9mm
  2. 0.39 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring

    $373.00

    0.39 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring

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    0.39 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring
    This Beautiful Loose Diamond includes an IGL Labaratory Diamond Grading Certificate. Order in the next 12H and receive a FREE White or Yellow Gold Ring. All of our Diamonds are 100% Natural Mined. We offer FREE Expedite and Secured International Shipping, Item Specifics: Shape: Princess, Carat Weight: 0.39 CT, Measurement: 4.13 x 4.11 x 2.93mm, Clarity: SI1, Color: Fancy Vivid Yellow (Enhanced), Cut: Very Good
    Details on 0.39 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring
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  3. On Sale - 7% Discount on .29 Carat Princess Cut Diamond.29 Carat Princess Cut Diamond

    $302.00$280.00

    .29 Carat Princess Cut Diamond

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    On Sale - 7% Discount on .29 Carat Princess Cut Diamond.29 Carat Princess Cut Diamond
    .29-Carat Princess, Good Cut, H Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
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  4. On Sale - 71% Discount on Certified 0.58 Carat D Color SI1 Heart Loose Diamond for Jewelry 5.93x4.77mmCertified 0.58 Carat D Color SI1 Heart Loose Diamond for Jewelry 5.93x4.77mm

    $2035.00$599.99

    Certified 0.58 Carat D Color SI1 Heart Loose Diamond for Jewelry 5.93x4.77mm

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    On Sale - 71% Discount on Certified 0.58 Carat D Color SI1 Heart Loose Diamond for Jewelry 5.93x4.77mmCertified 0.58 Carat D Color SI1 Heart Loose Diamond for Jewelry 5.93x4.77mm
    Carat Weight 0.58 Color D Clarity SI1 Milimiters Measurements 5.93 x 4.77 x 2.81 mm Cut Grade Polish Excellent Symmetry Very Good Fluorescence Faint Girdle Thickness Medium Culet None Diascript on Girdle Diascript appears on the girdle number IGL G-5073 Clarity Enhanced NOT enhanced at all in any Way Shape or Form!! Special Comments IDEAL CUT - The quality of the cut of this diamond achieves the optimal dispersion of light and brilliance Insurance Replacement Value $2,035.00 Verify Certificate And Grading ...
    Details on Certified 0.58 Carat D Color SI1 Heart Loose Diamond for Jewelry 5.93x4.77mm
  1. 0.43 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring

    $398.00

    0.43 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring

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    0.43 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring
    This Beautiful Loose Diamond includes an IGL Labaratory Diamond Grading Certificate. Order in the next 12H and receive a FREE White or Yellow Gold Ring. All of our Diamonds are 100% Natural Mined. We offer FREE Expedite and Secured International Shipping, Item Specifics: Shape: Princess, Carat Weight: 0.43 CT, Measurement: 4.16 x 4.12 x 3.10mm, Clarity: SI1, Color: Fancy Vivid Yellow (Enhanced), Cut: Very Good
    Details on 0.43 CT Fancy Vivid Yellow color SI1 Princess Loose Diamond For Ring
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  2. On Sale - 11% Discount on .36 Carat Princess Cut Diamond.36 Carat Princess Cut Diamond

    $362.00$322.00

    .36 Carat Princess Cut Diamond

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    at Blue Nile

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    On Sale - 11% Discount on .36 Carat Princess Cut Diamond.36 Carat Princess Cut Diamond
    .36-Carat Princess, Good Cut, I Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
    Details on .36 Carat Princess Cut Diamond
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  3. On Sale - 76% Discount on Certified 0.34 Carat Top Top Light Brown Color SI1 Round Loose Diamond 4.54mmCertified 0.34 Carat Top Top Light Brown Color SI1 Round Loose Diamond 4.54mm

    $1164.00$280.99

    Certified 0.34 Carat Top Top Light Brown Color SI1 Round Loose Diamond 4.54mm

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    On Sale - 76% Discount on Certified 0.34 Carat Top Top Light Brown Color SI1 Round Loose Diamond 4.54mmCertified 0.34 Carat Top Top Light Brown Color SI1 Round Loose Diamond 4.54mm
    Carat Weight 0.34 Color Top Top Light Brown Clarity SI1 Milimiters Measurements 4.50 x 4.54 x 2.62 mm Cut Grade Excellent Polish Excellent Symmetry Excellent Fluorescence Faint Girdle Thickness Slightly Thick Culet Very Small Diascript on Girdle Diascript appears on the girdle number: IGL G-7167 Clarity Enhanced Not Enhanced At All In Any Way Shape Or Form!! Special Comments EXCELLENT IDEAL CUT - The quality of the cut of this diamond achieves Excellence in symmetry of proportions, thus obtaining the optimal ...
    Details on Certified 0.34 Carat Top Top Light Brown Color SI1 Round Loose Diamond 4.54mm
  4. .25 Carat Princess Cut Diamond

    $332.00

    .25 Carat Princess Cut Diamond

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    at Blue Nile

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    .25 Carat Princess Cut Diamond
    .25-Carat Princess, Good Cut, D Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
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  1. On Sale - 82% Discount on Certified 0.70 Ct Natural Fancy Intense Brown SI1 Round Loose Diamond 5.47x5.5Certified 0.70 Ct Natural Fancy Intense Brown SI1 Round Loose Diamond 5.47x5.5

    $2821.00$499.99

    Certified 0.70 Ct Natural Fancy Intense Brown SI1 Round Loose Diamond 5.47x5.5

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    On Sale - 82% Discount on Certified 0.70 Ct Natural Fancy Intense Brown SI1 Round Loose Diamond 5.47x5.5Certified 0.70 Ct Natural Fancy Intense Brown SI1 Round Loose Diamond 5.47x5.5
    Carat Weight 0.70 Color Natural Fancy Intense Brown Clarity SI1 Milimiters Measurements 5.47 x 5.50 x 3.61 mm Cut Grade Very Good Polish Very Good Symmetry Good Fluorescence None Girdle Thickness Slightly Thick Culet None Diascript on Girdle Diascript appears on the girdle number IGL G-7201 Clarity Enhanced NOT enhanced at all in any Way Shape or Form!! Special Comments Insurance Replacement Value $2,821.00 Verify Certificate And Grading http://igl-labs.com/html/online_verification.html Certificate Number 7201 ...
    Details on Certified 0.70 Ct Natural Fancy Intense Brown SI1 Round Loose Diamond 5.47x5.5
  2. On Sale - 23% Discount on .32 Carat Emerald Cut Diamond.32 Carat Emerald Cut Diamond

    $478.00$370.00

    .32 Carat Emerald Cut Diamond

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    On Sale - 23% Discount on .32 Carat Emerald Cut Diamond.32 Carat Emerald Cut Diamond
    .32-Carat Emerald, Good Cut, E Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
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  3. On Sale - 79% Discount on CERTIFIED 0.65 CARAT D COLOR SI1 BAGUETTE LOOSE DIAMOND FOR JEWELRY 3.66X6.94MMCERTIFIED 0.65 CARAT D COLOR SI1 BAGUETTE LOOSE DIAMOND FOR JEWELRY 3.66X6.94MM

    $2281.00$474.99

    CERTIFIED 0.65 CARAT D COLOR SI1 BAGUETTE LOOSE DIAMOND FOR JEWELRY 3.66X6.94MM

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    On Sale - 79% Discount on CERTIFIED 0.65 CARAT D COLOR SI1 BAGUETTE LOOSE DIAMOND FOR JEWELRY 3.66X6.94MMCERTIFIED 0.65 CARAT D COLOR SI1 BAGUETTE LOOSE DIAMOND FOR JEWELRY 3.66X6.94MM
    Carat Weight 0.65 Color D Clarity SI1 Milimiters Measurements 3.66 x 6.94 x 2.62 mm Cut Grade Polish Very Good Symmetry Excellent Fluorescence Medium Girdle Thickness Medium Culet None Diascript on Girdle Diascript appears on the girdle number IGL G-93030 Clarity Enhanced Natural Enhanced Special Comments IDEAL CUT - The quality of the cut of this diamond achieves the optimal dispersion of light and brilliance Insurance Replacement Value $2,281.00 Verify Certificate And Grading ...
    Details on CERTIFIED 0.65 CARAT D COLOR SI1 BAGUETTE LOOSE DIAMOND FOR JEWELRY 3.66X6.94MM
  4. .30 Carat Princess Cut Diamond

    $374.00

    .30 Carat Princess Cut Diamond

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    .30 Carat Princess Cut Diamond
    .30-Carat Princess, Good Cut, E Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
    Details on .30 Carat Princess Cut Diamond
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  1. On Sale - 68% Discount on CERTIFIED 0.52 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 3.56X5.56MMCERTIFIED 0.52 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 3.56X5.56MM

    $1554.00$499.99

    CERTIFIED 0.52 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 3.56X5.56MM

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    On Sale - 68% Discount on CERTIFIED 0.52 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 3.56X5.56MMCERTIFIED 0.52 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 3.56X5.56MM
    Carat Weight 0.52 Color D Clarity SI1 Milimiters Measurements 3.56 x 5.56 x 2.94 mm Cut Grade Polish Very Good Symmetry Very Good Fluorescence Faint Girdle Thickness Medium Culet None Diascript on Girdle Diascript appears on the girdle number IGL G-98197 Clarity Enhanced Natural Enhanced & Laser Drilled Special Comments IDEAL CUT - The quality of the cut of this diamond achieves the optimal dispersion of light and brilliance Insurance Replacement Value $1,554.00 Verify Certificate And Grading ...
    Details on CERTIFIED 0.52 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 3.56X5.56MM
  2. .29 Carat Princess Cut Diamond

    $391.00

    .29 Carat Princess Cut Diamond

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    at Blue Nile

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    .29 Carat Princess Cut Diamond
    .29-Carat Princess, Good Cut, D Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
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  3. On Sale - 80% Discount on CERTIFIED 0.70 CARAT D COLOR SI1 MARQUISE LOOSE DIAMOND FOR JEWELRY 4.91X9.41MMCERTIFIED 0.70 CARAT D COLOR SI1 MARQUISE LOOSE DIAMOND FOR JEWELRY 4.91X9.41MM

    $3549.00$699.99

    CERTIFIED 0.70 CARAT D COLOR SI1 MARQUISE LOOSE DIAMOND FOR JEWELRY 4.91X9.41MM

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    On Sale - 80% Discount on CERTIFIED 0.70 CARAT D COLOR SI1 MARQUISE LOOSE DIAMOND FOR JEWELRY 4.91X9.41MMCERTIFIED 0.70 CARAT D COLOR SI1 MARQUISE LOOSE DIAMOND FOR JEWELRY 4.91X9.41MM
    Carat Weight 0.70 Color D Clarity SI1 Milimiters Measurements 4.91 x 9.41 x 2.54 mm Cut Grade Polish Excellent Symmetry Excellent Fluorescence None Girdle Thickness Medium Culet None Diascript on Girdle Diascript appears on the girdle number: IGL G-96133 Clarity Enhanced Natural Enhanced Special Comments EXCELLENT IDEAL CUT - The quality of the cut of this diamond achieves Excellence in symmetry of proportions, thus obtaining the optimal dispersion of light and brilliance. Insurance Replacement Value $3,549.00 ...
    Details on CERTIFIED 0.70 CARAT D COLOR SI1 MARQUISE LOOSE DIAMOND FOR JEWELRY 4.91X9.41MM
  4. On Sale - 6% Discount on .26 Carat Round Cut Diamond.26 Carat Round Cut Diamond

    $420.00$394.00

    .26 Carat Round Cut Diamond

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    at Blue Nile

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    On Sale - 6% Discount on .26 Carat Round Cut Diamond.26 Carat Round Cut Diamond
    .26-Carat Round, Good Cut, D Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
    Details on .26 Carat Round Cut Diamond
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  1. On Sale - 80% Discount on CERTIFIED 0.70 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 4.56X4.88MMCERTIFIED 0.70 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 4.56X4.88MM

    $3549.00$711.99

    CERTIFIED 0.70 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 4.56X4.88MM

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    On Sale - 80% Discount on CERTIFIED 0.70 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 4.56X4.88MMCERTIFIED 0.70 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 4.56X4.88MM
    Carat Weight 0.70 Color D Clarity SI1 Milimiters Measurements 4.56 x 4.88 x 3.68 mm Cut Grade Polish Very Good Symmetry Very Good Fluorescence None Girdle Thickness Medium Culet None Diascript on Girdle Diascript appears on the girdle number IGL G-98193 Clarity Enhanced Natural Enhanced & Laser Drilled Special Comments IDEAL CUT - The quality of the cut of this diamond achieves the optimal dispersion of light and brilliance Insurance Replacement Value $3,549.00 Verify Certificate And Grading ...
    Details on CERTIFIED 0.70 CARAT D COLOR SI1 RADIANT LOOSE DIAMOND FOR JEWELRY 4.56X4.88MM
  2. .33 Carat Princess Cut Diamond

    $399.00

    .33 Carat Princess Cut Diamond

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    at Blue Nile

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    .33 Carat Princess Cut Diamond
    .33-Carat Princess, Good Cut, E Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
    Details on .33 Carat Princess Cut Diamond
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  3. On Sale - 80% Discount on CERTIFIED 0.71 CARAT D COLOR SI1 PRINCESS LOOSE DIAMOND FOR JEWELRY 4.51X4.62MMCERTIFIED 0.71 CARAT D COLOR SI1 PRINCESS LOOSE DIAMOND FOR JEWELRY 4.51X4.62MM

    $3599.00$720.99

    CERTIFIED 0.71 CARAT D COLOR SI1 PRINCESS LOOSE DIAMOND FOR JEWELRY 4.51X4.62MM

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    On Sale - 80% Discount on CERTIFIED 0.71 CARAT D COLOR SI1 PRINCESS LOOSE DIAMOND FOR JEWELRY 4.51X4.62MMCERTIFIED 0.71 CARAT D COLOR SI1 PRINCESS LOOSE DIAMOND FOR JEWELRY 4.51X4.62MM
    Carat Weight 0.71 Color D Clarity SI1 Milimiters Measurements 4.51 x 4.62 x 3.81 mm Cut Grade Polish Very Good Symmetry Very Good Fluorescence None Girdle Thickness Thin Culet None Diascript on Girdle Diascript appears on the girdle numberIGL G-94190 Clarity Enhanced Natural Enhanced Special Comments IDEAL CUT - The quality of the cut of this diamond achieves the optimal dispersion of light and brilliance Insurance Replacement Value $3,599.00 Verify Certificate And Grading ...
    Details on CERTIFIED 0.71 CARAT D COLOR SI1 PRINCESS LOOSE DIAMOND FOR JEWELRY 4.51X4.62MM
  4. .23 Carat Round Cut Diamond

    $402.00

    .23 Carat Round Cut Diamond

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    at Blue Nile

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    .23 Carat Round Cut Diamond
    .23-Carat Round, Good Cut, E Color SI1 Clarity Loose Diamond. This diamond from Blue Nile is GIA Certified
    Details on .23 Carat Round Cut Diamond
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