Diamonds

Each piece of jewelry we make is customizable, so our master jewelers can create the piece of your dreams using our certified loose diamonds at Unicorn Jewelry. We embrace the key to each diamond’s quality, the five C’s: Carat Weight, Cut, Color, Clarity and Certification. At Unicorn Jewelry in Rancho Bernardo, we want to help you find the perfect diamond for your needs, because you can never have too many diamonds.

To learn more about selecting your diamond, click here.

  • sort by
    • 0.51Ct Marquise Brilliant, G, I1, Good Polish, Fair Symmetry, GIA 5222113768
    • 0.51Ct Marquise Brilliant, G, I1, Good Polish, Fair Symmetry, GIA 5222113768

      GIA REPORT NUMBER: 5222113768 DATE OF ISSUE: Nov. 2,...

      GIA REPORT NUMBER: 5222113768 DATE OF ISSUE: Nov. 2, 2021   MARQUISE BRILLIANTMeasurements: 7.24 x 4.05 x 2.71 mmCarat Weight: 0.51 caratColor Grade: GClarity Grade: I1 PROPORTIONSDepth: 66.9%Table: 57%Girdle: Very Thick to Extremely Thick, FacetedCulet: Small FINISHPolish: GoodSymmetry: Fair FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Feather, Cloud, Crystal INSCRIPTION(S): GIA 5222113768  View GIA Certificate: 5222113768        

    • 1.08Ct Round Brilliant Cut Diamond, K, I1, Excellent Cut, Excellent Polish, Very Good Symmetry, GIA Report 5192997662
    • 1.08Ct Round Brilliant Cut Diamond, K, I1, Excellent Cut, Excellent Polish, Very Good Symmetry, GIA Report 5192997662

      GIA REPORT NUMBER: 5192997662 DATE OF ISSUE: Jan. 23,...

      GIA REPORT NUMBER: 5192997662 DATE OF ISSUE: Jan. 23, 2019   ROUND BRILLIANT Measurements: 6.53 - 6.58 x 4.08 mmCarat Weight: 1.08 caratColor Grade: KClarity Grade: I1Cut Grade: Excellent   PROPORTIONS Depth: 62.3 %Table: 59 %Crown Angle: 35.0°Crown Height: 14.5%Pavilion Angle: 41.4°Pavilion Depth: 44.0%Star Length: 55%Lower Half: 75%Girdle: Thin to Slightly Thick, Faceted, 4.0%Culet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: Medium Blue   CLARITY CHARACTERISTICS Clarity...

    • 1.10Ct Oval Brilliant, H, I1, Good Polish, Good Symmetry, GIA Report 2215512091
    • 1.10Ct Oval Brilliant, H, I1, Good Polish, Good Symmetry, GIA Report 2215512091

      GIA REPORT NUMBER: 2215512091 DATE OF ISSUE: Mar. 9,...

      GIA REPORT NUMBER: 2215512091 DATE OF ISSUE: Mar. 9, 2021   OVAL BRILLIANT Measurements: 7.61 x 5.75 x 3.69 mmCarat Weight: 1.10 caratColor Grade: HClarity Grade: I1   PROPORTIONS Depth: 64.1%Table: 58%Girdle: Medium to Very Thick, FacetedCulet: None   FINISH Polish: GoodSymmetry: Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Twinning Wisp, Crystal, Feather, Indented NaturalKey To Symbols: Twinning Wisp, Crystal, Feather, Indented Natural   COMMENTS...

    • 1.11Ct Square Modified Brilliant, I1, Q-R, Very Good Polish, Very Good Symmetry, GIA 2175629287
    • 1.11Ct Square Modified Brilliant, I1, Q-R, Very Good Polish, Very Good Symmetry, GIA 2175629287

      GIA REPORT NUMBER: 2175629287 DATE OF ISSUE: May 12,...

      GIA REPORT NUMBER: 2175629287 DATE OF ISSUE: May 12, 2016   SQUARE MODIFIED BRILLIANT Measurements: 5.98 x 5.96 x 3.95 mmCarat Weight: 1.11 caratColor Grade: Q-RClarity Grade: I1   PROPORTIONS Depth: 66.3 %Table: 82 %Girdle: Very Thin to MediumCulet: None   FINISH Polish: Very GoodSymmetry: Very Good   FLUORESCENCE Fluorescence: Faint   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Crystal, Pinpoint, Extra FacetKey To Symbols: Feather, Crystal, Pinpoint, Extra Facet...

    • 1.17Ct Oval Brilliant Cut, H, I1, Good Polish, Good Symmetry, GIA 6213610618
    • 1.17Ct Oval Brilliant Cut, H, I1, Good Polish, Good Symmetry, GIA 6213610618

      GIA REPORT NUMBER: 6213610618 DATE OF ISSUE: May 6,...

      GIA REPORT NUMBER: 6213610618 DATE OF ISSUE: May 6, 2021   OVAL BRILLIANTMeasurements: 7.94 x 5.58 x 3.92 mmCarat Weight: 1.17 caratColor Grade: HClarity Grade: I1 PROPORTIONSDepth: 70.1%Table: 62%Girdle: Medium to Extremely Thick, FacetedCulet: None FINISHPolish: GoodSymmetry: Good   FLUORESCENCEFluorescence: Faint   CLARITY CHARACTERISTICSClarity Characteristics: Twinning Wisp, Feather, Chip, CavityKey To Symbols: Twinning Wisp, Feather, Chip, Cavity   COMMENTS: Additional twinning wisps, clouds, pinpoints and surface graining are not...

    • 1.17Ct Square Modified Brilliant, G, I1, Very Good Polish, Good Symmetry, GIA 5201444847
    • 1.17Ct Square Modified Brilliant, G, I1, Very Good Polish, Good Symmetry, GIA 5201444847

      GIA REPORT NUMBER: 5201444847 DATE OF ISSUE: Jul. 16,...

      GIA REPORT NUMBER: 5201444847 DATE OF ISSUE: Jul. 16, 2019   SQUARE MODIFIED BRILLIANT Measurements: 5.70 x 5.64 x 4.19 mmCarat Weight: 1.17 caratColor Grade: GClarity Grade: I1   PROPORTIONS Depth: 74.3 %Table: 73 %Girdle: Thick to Very ThickCulet: None   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Cloud, Indented NaturalKey To Symbols: Feather, Cloud, Indented Natural   INSCRIPTION(S): GIA...

    • 1.56Ct Square Modified Brilliant, J, I1, Very Good Polish, Fair Symmetry, GIA 5171332052
    • 1.56Ct Square Modified Brilliant, J, I1, Very Good Polish, Fair Symmetry, GIA 5171332052

      GIA REPORT NUMBER: 5171332052 DATE OF ISSUE: Sep. 30,...

      GIA REPORT NUMBER: 5171332052 DATE OF ISSUE: Sep. 30, 2015   SQUARE MODIFIED BRILLIANT Measurements: 6.49 x 6.25 x 4.54 mmCarat Weight: 1.56 caratColor Grade: JClarity Grade: I1   PROPORTIONS Depth: 72.6 %Table: 71 %Girdle: Very Thin to Extremely ThickCulet: None   FINISH Polish: Very GoodSymmetry: Fair   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Cavity, Crystal, Natural, Extra FacetKey To Symbols: Feather, Cavity, Crystal, Natural, Extra...

    • 2.23Ct Square Modified Brilliant, H, I1, Good Polish, Very Good Symmetry, GIA 2101600557
    • 2.23Ct Square Modified Brilliant, H, I1, Good Polish, Very Good Symmetry, GIA 2101600557

      GIA REPORT NUMBER: 2101600557 DATE OF ISSUE: Mar. 13,...

      GIA REPORT NUMBER: 2101600557 DATE OF ISSUE: Mar. 13, 2009   SQUARE MODIFIED BRILLIANTMeasurements: 7.33 x 6.95 x 5.28 mmCarat Weight: 2.23 caratColor Grade: HClarity Grade: I1 PROPORTIONSDepth: 76.0%Table: 80%Girdle: Thick to Very ThickCulet: None FINISHPolish: GoodSymmetry: Very Good FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Cloud, Crystal, Feather, Cavity, Needle, Indented Natural, NaturalKey To Symbols: Cloud, Crystal, Feather, Cavity, Needle, Indented Natural, Natural COMMENTS: Additional clouds are not shown. INSCRIPTION(S): GIA 2101600557  View GIA...

    • 5.56Ct Oval Modified Brilliant, Fancy Dark Brown-Greenish Yellow, I1, Very Good Polish, Good Symmetry, GIA 5182898265
    • 5.56Ct Oval Modified Brilliant, Fancy Dark Brown-Greenish Yellow, I1, Very Good Polish, Good Symmetry, GIA 5182898265

      GIA REPORT NUMBER: 5182898265 DATE OF ISSUE: Dec. 1,...

      GIA REPORT NUMBER: 5182898265 DATE OF ISSUE: Dec. 1, 2017   OVAL MODIFIED BRILLIANTMeasurements: 14.48 x 10.13 x 5.31 mmCarat Weight: 5.56 caratClarity Grade: I1   COLOROrigin: NaturalGrade: Fancy Dark Brown-Greenish YellowDistribution: Even   PROPORTIONSDepth: 52.4 %Table: 65 %Girdle: Thin to Extremely Thick, FacetedCulet: Very Small   FINISHPolish: Very GoodSymmetry: Good   FLUORESCENCEFluorescence: Medium Yellow   CLARITY CHARACTERISTICSClarity Characteristics: Twinning Wisp, Feather, Crystal, Indented Natural, Needle,...

    • EGL USA 0.59ct Princess Cut Diamond, J, I1, Good Polish, Good Symmetry
    • EGL USA 0.59ct Princess Cut Diamond, J, I1, Good Polish, Good Symmetry

      EGL USA REPORT # US 918256202D PRIMARY...

      EGL USA REPORT # US 918256202D PRIMARY CHARACTERISTICS Cut (Shape and Style): PRINCESSCarat Weight: 0.59 CTClarity Grade: I1Color Grade: J PROPORTIONS Measurements: 4.46 X 4.37 X 3.36 MMTable: 70.7%Depth: 76.9%Crown Height: 14.6%Crown Angle: 47.9°Pavilion Depth: 55.6%Pavilion Angle: 38.3°Girdle: VERY THIN TO VERY THICK POLISHED OBSERVATIONS Finish Polish: GOODSymmetry: GOOD Fluorescence...

    • GIA 0.53 CT Round Brilliant Cut Diamond, J, I1, Excellent Cut, Excellent Polish, Very Good Symmetry
    • GIA 0.53 CT Round Brilliant Cut Diamond, J, I1, Excellent Cut, Excellent Polish, Very Good Symmetry

      GIA REPORT NUMBER: 2185131254 DATE OF ISSUE: Jan. 26,...

      GIA REPORT NUMBER: 2185131254 DATE OF ISSUE: Jan. 26, 2017     ROUND BRILLIANT Measurements: 5.15 - 5.21 x 3.23 mmCarat Weight: 0.53 caratColor Grade: JClarity Grade: I1Cut Grade: Excellent   PROPORTIONS Depth: 62.2 %Table: 55 %Crown Angle: 34.5°Crown Height: 15.5%Pavilion Angle: 41.2°Pavilion Depth: 43.0%Star Length: 45%Lower Half: 85%Girdle: Thin to Slightly Thick, 3.5%Culet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather,...

    • GIA 0.70 CT Square Modified Brilliant, F, I1, Very Good Polish, Fair Symmetry
    • GIA 0.70 CT Square Modified Brilliant, F, I1, Very Good Polish, Fair Symmetry

      GIA REPORT NUMBER: 2191707758 DATE OF ISSUE: Oct. 3,...

      GIA REPORT NUMBER: 2191707758 DATE OF ISSUE: Oct. 3, 2018     SQUARE MODIFIED BRILLIANT Measurements: 4.61 x 4.58 x 3.72 mmCarat Weight: 0.70 caratColor Grade: FClarity Grade: I1   PROPORTIONS Depth: 81.3 %Table: 78 %Girdle: Extremely ThickCulet: None   FINISH Polish: Very GoodSymmetry: Fair   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Feather, Cloud, Needle, Cavity, Extra FacetKey To Symbols: Crystal, Feather, Cloud, Needle, Cavity, Extra Facet...

    • GIA 0.77 CT Square Modified Brilliant Cut Diamond, G, I1, Very Good Polish, Very Good Symmetry
    • GIA 0.77 CT Square Modified Brilliant Cut Diamond, G, I1, Very Good Polish, Very Good Symmetry

      GIA REPORT NUMBER: 2181131238 DATE OF ISSUE: Jan. 26,...

      GIA REPORT NUMBER: 2181131238 DATE OF ISSUE: Jan. 26, 2017     SQUARE MODIFIED BRILLIANT Measurements: 5.08 x 4.98 x 3.50 mmCarat Weight: 0.77 caratColor Grade: GClarity Grade: I1   PROPORTIONS Depth: 70.3 %Table: 72 %Girdle: Thin to Slightly ThickCulet: None   FINISH Polish: Very GoodSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Natural, Extra FacetKey To Symbols: Feather, Natural, Extra Facet...

    • GIA 1.51 CT Pear Brilliant Diamond, D, I1, Very Good Polish, Good Symmetry
    • GIA 1.51 CT Pear Brilliant Diamond, D, I1, Very Good Polish, Good Symmetry

      GIA REPORT NUMBER: 6192708251 DATE OF ISSUE: Oct. 3,...

      GIA REPORT NUMBER: 6192708251 DATE OF ISSUE: Oct. 3, 2018     PEAR BRILLIANT Measurements: 10.98 x 6.60 x 3.02 mmCarat Weight: 1.51 caratColor Grade: DClarity Grade: I1   PROPORTIONS Depth: 45.8 %Table: 54 %Girdle: Thin to Extremely Thick, FacetedCulet: None   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: Strong Blue   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Cavity, Crystal, Indented Natural, Pinpoint, Extra...

Featured Designers