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
    • 1.50Ct Round Brilliant Cut, G, SI1, Very Good Cut, Excellent Polish, Very Good Symmetry, GIA 7458519347
    • 1.50Ct Round Brilliant Cut, G, SI1, Very Good Cut, Excellent Polish, Very Good Symmetry, GIA 7458519347

      GIA REPORT NUMBER: 7458519347 DATE OF ISSUE:...

      GIA REPORT NUMBER: 7458519347 DATE OF ISSUE: Jan. 3, 2023   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 7.47 - 7.50 x 4.34 mmCarat Weight: 1.50 caratColor Grade: GClarity Grade: SI1Cut Grade: Very Good PROPORTIONSDepth: 58.0%Table: 63%Crown Angle: 32.0°Crown Height: 11.5%Pavilion Angle: 40.6°Pavilion Depth: 42.5%Star Length: 50%Lower Half: 75%Girdle: Medium to Slightly Thick, Faceted, 3.5%Culet: None FINISHPolish: ExcellentSymmetry: Very Good FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Feather, Crystal, Cloud,...

    • 1.51Ct Circular Brilliant, Natural Fancy Brown, SI2, Good Polish, Poor Symmetry, GIA 5231012810
    • 1.51Ct Circular Brilliant, Natural Fancy Brown, SI2, Good Polish, Poor Symmetry, GIA 5231012810

      GIA REPORT NUMBER: 5231012810 DATE OF ISSUE:...

      GIA REPORT NUMBER: 5231012810 DATE OF ISSUE: Jul. 24, 2023   COLORED DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Circular BrilliantMeasurements: 6.97 - 7.24 x 4.80 mmCarat Weight: 1.51 caratClarity Grade: SI2 COLOROrigin: NaturalGrade: Fancy BrownDistribution: Even PROPORTIONSDepth: 67.5%Table: 48%Girdle: Extremely Thin to MediumCulet: Slightly Large FINISHPolish: GoodSymmetry: Poor FLUORESCENCEFluorescence: Medium Blue CLARITY CHARACTERISTICSClarity Characteristics: Feather, Cavity, Crystal, Chip, Knot, Natural, Extra FacetKey To Symbols: Feather, Cavity, Crystal, Chip, Knot, Natural, Extra...

    • 1.51Ct Round Brilliant, D, SI2, Good Cut, Good Polish & Symmetry, GIA 6227934277
    • 1.51Ct Round Brilliant, D, SI2, Good Cut, Good Polish & Symmetry, GIA 6227934277

      GIA REPORT NUMBER: 6227934277 DATE OF ISSUE:...

      GIA REPORT NUMBER: 6227934277 DATE OF ISSUE: May 15, 2023   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 7.12 - 7.23 x 4.69 mmCarat Weight: 1.51 caratColor Grade: DClarity Grade: SI2Cut Grade: Good PROPORTIONSDepth: 65.3%Table: 61%Crown Angle: 33.5°Crown Height: 13.0%Pavilion Angle: 43.0°Pavilion Depth: 45.5%Star Length: 55%Lower Half: 80%Girdle: Medium to Thick, Faceted, 6.5%Culet: None FINISHPolish: GoodSymmetry: Good FLUORESCENCEFluorescence: Medium Blue CLARITY CHARACTERISTICSClarity Characteristics: Feather, Crystal, Indented Natural, Cavity,...

    • 1.52Ct Round Brilliant Cut Diamond, I, SI1, Excellent Cut, GIA 1109502242
    • 1.52Ct Round Brilliant Cut Diamond, I, SI1, Excellent Cut, GIA 1109502242

      GIA REPORT NUMBER: 1109502242 DATE OF ISSUE: Sep. 4,...

      GIA REPORT NUMBER: 1109502242 DATE OF ISSUE: Sep. 4, 2009   ROUND BRILLIANTMeasurements: 7.44 - 7.46 x 4.51 mmCarat Weight: 1.52 caratColor Grade: IClarity Grade: SI1Cut Grade: Excellent PROPORTIONSDepth: 60.5%Table: 59%Crown Angle: 33.0°Crown Height: 13.0%Pavilion Angle: 41.2°Pavilion Depth: 44.0%Star Length: 55%Lower Half: 80%Girdle: Medium to Slightly Thick, Faceted, 3.5%Culet: None FINISHPolish: ExcellentSymmetry: Excellent FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Feather, Cloud, CavityKey To Symbols: Feather, Cloud, Cavity COMMENTS: Additional clouds are not shown. View GIA Certificate: 1109502242...

    • 1.53Ct Round Brilliant Cut Diamond, M, VS2, Good Polish, Fair Symmetry, GIA 6194997974
    • 1.53Ct Round Brilliant Cut Diamond, M, VS2, Good Polish, Fair Symmetry, GIA 6194997974

      GIA REPORT NUMBER: 6194997974 DATE OF ISSUE: Jan. 23,...

      GIA REPORT NUMBER: 6194997974 DATE OF ISSUE: Jan. 23, 2019   OLD EUROPEAN BRILLIANT Measurements: 7.40 - 7.54 x 4.28 mmCarat Weight: 1.53 caratColor Grade: MClarity Grade: VS2   PROPORTIONS Depth: 57.3 %Table: 49 %Girdle: Very Thin to MediumCulet: Very Large   FINISH Polish: GoodSymmetry: Fair   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Cloud, Crystal, Chip, Needle, NaturalKey To Symbols: Cloud, Crystal, Chip, Needle, Natural   COMMENTS: Additional...

    • 1.62Ct Round Brilliant Cut Lab Grown Diamond, Near Colorless, GIA 5221934028
    • 1.62Ct Round Brilliant Cut Lab Grown Diamond, Near Colorless, GIA 5221934028

      GIA REPORT NUMBER: 5221934028 DATE OF ISSUE:...

      GIA REPORT NUMBER: 5221934028 DATE OF ISSUE: May 10, 2023   IDENTIFICATION REPORTWeight: 1.62 caratsMeasurements: 8.00 - 8.04 x 4.60 mmShape: RoundCutting Style: Brilliant CutTransparency: TransparentColor: Near ColorlessItem Description: One loose stone CONCLUSIONSpecies: Laboratory-Grown Moissanite COMMENTS: This is a man-made material and has been produced in a laboratory.  View GIA Certificate: 5221934028        

    • 1.67Ct Round Brilliant, G, SI1, Very Good Cut, Good Polish & Symmetry, GIA 2223839508
    • 1.67Ct Round Brilliant, G, SI1, Very Good Cut, Good Polish & Symmetry, GIA 2223839508

      GIA REPORT NUMBER: 2223839508 DATE OF ISSUE: Feb. 24,...

      GIA REPORT NUMBER: 2223839508 DATE OF ISSUE: Feb. 24, 2023   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 7.56 - 7.63 x 4.73 mmCarat Weight: 1.67 caratColor Grade: GClarity Grade: SI1Cut Grade: Very Good PROPORTIONSDepth: 62.3%Table: 62%Crown Angle: 34.0°Crown Height: 13.0%Pavilion Angle: 42.2°Pavilion Depth: 45.0%Star Length: 55%Lower Half: 85%Girdle: Medium to Slightly Thick, Faceted, 4.5%Culet: None FINISHPolish: GoodSymmetry: Good FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Cloud, Feather, Crystal, Needle, Indented NaturalKey...

    • 1.70Ct Round Brilliant Cut Lab Grown Diamond, E, VS1, Ideal Cut, IGI LG578347326
    • 1.70Ct Round Brilliant Cut Lab Grown Diamond, E, VS1, Ideal Cut, IGI LG578347326

      Laboratory Grown Diamond Report # LG578347326   Diamond...

      Laboratory Grown Diamond Report # LG578347326   Diamond Report SummaryReport Number: LG578347326Report Date: April 26, 2023 Description: LABORATORY GROWN DIAMONDShape And Cut: ROUND BRILLIANT Grading ResultsCarat Weight: 1.70 CaratColor Grade: EClarity Grade: VS1Cut Grade: IDEAL Additional Grading InformationPolish: EXCELLENTSymmetry: EXCELLENTMeasurements: 7.58 - 7.62 x 4.74 mmTable Size: 58%Crown Height: 15% -...

    • 1.70Ct Round Brilliant Cut Lab Grown Diamond, E, VS2, Ideal Cut, IGI LG574326989
    • 1.70Ct Round Brilliant Cut Lab Grown Diamond, E, VS2, Ideal Cut, IGI LG574326989

      Laboratory Grown Diamond Report # LG574326989   Diamond...

      Laboratory Grown Diamond Report # LG574326989   Diamond Report SummaryReport Number: LG574326989Report Date: March 28, 2023 Description: LABORATORY GROWN DIAMONDShape And Cut: ROUND BRILLIANT Grading ResultsCarat Weight: 1.70 CaratColor Grade: EClarity Grade: VS2Cut Grade: IDEAL Additional Grading InformationPolish: EXCELLENTSymmetry: EXCELLENTMeasurements: 7.60 - 7.64 x 4.75 mmTable Size: 57%Crown Height: 15% -...

    • 1.70Ct Round Brilliant Cut, E, SI2, Excellent Cut, Very Good Polish, Excellent Symmetry, GIA 6224753228
    • 1.70Ct Round Brilliant Cut, E, SI2, Excellent Cut, Very Good Polish, Excellent Symmetry, GIA 6224753228

      GIA REPORT NUMBER: 6224753228 DATE OF ISSUE:...

      GIA REPORT NUMBER: 6224753228 DATE OF ISSUE: Dec. 16, 2022   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 7.57 - 7.60 x 4.74 mmCarat Weight: 1.70 caratColor Grade: EClarity Grade: SI2Cut Grade: Excellent PROPORTIONSDepth: 62.4%Table: 58%Crown Angle: 36.0°Crown Height: 15.0%Pavilion Angle: 40.8°Pavilion Depth: 43.0%Star Length: 50%Lower Half: 75%Girdle: Medium to Slightly Thick, Faceted, 4.0%Culet: None FINISHPolish: Very GoodSymmetry: Excellent FLUORESCENCEFluorescence: Strong Blue CLARITY CHARACTERISTICSClarity Characteristics: Twinning Wisp, Feather,...

    • 1.72Ct Round Brilliant Cut Lab Grown Diamond, E, VS1, Ideal Cut, IGI LG591318498
    • 1.72Ct Round Brilliant Cut Lab Grown Diamond, E, VS1, Ideal Cut, IGI LG591318498

      Laboratory Grown Diamond Report # LG591318498   Diamond...

      Laboratory Grown Diamond Report # LG591318498   Diamond Report SummaryReport Number: LG591318498Report Date: July 25, 2023 Description: LABORATORY GROWN DIAMONDShape And Cut: ROUND BRILLIANT Grading ResultsCarat Weight: 1.72 CaratColor Grade: EClarity Grade: VS1Cut Grade: IDEAL Additional Grading InformationPolish: EXCELLENTSymmetry: EXCELLENTMeasurements: 7.65 - 7.71 x 4.70 mmTable Size: 57%Crown Height: 15% -...

    • 1.74CT Round Brilliant Cut Diamond, E, SI2, Excellent Cut, Excellent Polish & Symmetry GIA 5191644876
    • 1.74CT Round Brilliant Cut Diamond, E, SI2, Excellent Cut, Excellent Polish & Symmetry GIA 5191644876

      GIA REPORT NUMBER: 5191644876 DATE OF ISSUE: Sep. 6,...

      GIA REPORT NUMBER: 5191644876 DATE OF ISSUE: Sep. 6, 2018   ROUND BRILLIANT Measurements: 7.80 - 7.82 x 4.71 mmCarat Weight: 1.74 caratColor Grade: EClarity Grade: SI2Cut Grade: Excellent   PROPORTIONS Depth: 60.4 %Table: 60 %Crown Angle: 33.5°Crown Height: 13.0%Pavilion Angle: 41.6°Pavilion Depth: 44.0%Star Length: 50%Lower Half: 80%Girdle: Thin to Medium, Faceted, 3.0%Culet: None   FINISH Polish: ExcellentSymmetry: Excellent FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Cloud, Feather, Crystal, NeedleKey...

    • 1.79Ct Round Brilliant Cut Diamond, F, VS2, Very Good Cut, Very Good Polish & Symmetry, GIA Report 2131475978
    • 1.79Ct Round Brilliant Cut Diamond, F, VS2, Very Good Cut, Very Good Polish & Symmetry, GIA Report 2131475978

      GIA REPORT NUMBER: 2131475978 DATE OF ISSUE: Aug. 14,...

      GIA REPORT NUMBER: 2131475978 DATE OF ISSUE: Aug. 14, 2019   ROUND BRILLIANT Measurements: 7.83 - 7.90 x 4.80 mmCarat Weight: 1.79 caratColor Grade: FClarity Grade: VS2Cut Grade: Very Good   PROPORTIONS Depth: 61.0 %Table: 60 %Crown Angle: 33.0°Crown Height: 13.0%Pavilion Angle: 41.8°Pavilion Depth: 44.5%Star Length: 60%Lower Half: 80%Girdle: Thin to Medium, Faceted, 3.5%Culet: Very Small   FINISH Polish: Very GoodSymmetry: Very Good FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity...

    • 1.79Ct Round Brilliant Cut Lab Grown Diamond, G, VS1, Excellent Cut, IGI LG544269713
    • 1.79Ct Round Brilliant Cut Lab Grown Diamond, G, VS1, Excellent Cut, IGI LG544269713

      IGI Report Number LG544269713   Diamond Report...

      IGI Report Number LG544269713   Diamond Report SummaryReport Number: LG544269713Report Date: September 22, 2022 Description: LABORATORY GROWN DIAMONDShape And Cut: ROUND BRILLIANT   Grading ResultsCarat Weight: 1.79 CaratColor Grade: GClarity Grade: VS1Cut Grade: EXCELLENT   Additional Grading InformationPolish: EXCELLENTSymmetry: EXCELLENTMeasurements: 7.76 - 7.79 x 4.78 mmTable Size: 57%Crown Height: 15.5%...

    • 2.00Ct Round Brilliant, G, VS1, Excellent Cut, Excellent Polish, Excellent Symmetry, GIA 2457946278
    • 2.00Ct Round Brilliant, G, VS1, Excellent Cut, Excellent Polish, Excellent Symmetry, GIA 2457946278

      GIA REPORT NUMBER: 2457946278 DATE OF ISSUE: Mar....

      GIA REPORT NUMBER: 2457946278 DATE OF ISSUE: Mar. 3, 2023   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 8.09 - 8.12 x 4.96 mmCarat Weight: 2.00 caratColor Grade: GClarity Grade: VS1Cut Grade: Excellent PROPORTIONSDepth: 61.2%Table: 60%Crown Angle: 34.0°Crown Height: 13.5%Pavilion Angle: 41.4°Pavilion Depth: 44.0%Star Length: 50%Lower Half: 80%Girdle: Medium to Slightly Thick, Faceted, 4.0%Culet: None FINISHPolish: ExcellentSymmetry: Excellent FLUORESCENCEFluorescence: Faint CLARITY CHARACTERISTICSClarity Characteristics: Crystal, Needle, Indented NaturalCrystal: Needle, Indented Natural COMMENTS: A...

    • 2.00Ct Round Brilliant, I, SI1, Very Good Cut, Very Good Polish & Symmetry, GIA 6224839512
    • 2.00Ct Round Brilliant, I, SI1, Very Good Cut, Very Good Polish & Symmetry, GIA 6224839512

      GIA REPORT NUMBER: 6224839512 DATE OF ISSUE: Feb. 24,...

      GIA REPORT NUMBER: 6224839512 DATE OF ISSUE: Feb. 24, 2023   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTS Shape: Round BrilliantMeasurements: 8.15 - 8.17 x 4.89 mmCarat Weight: 2.00 caratColor Grade: IClarity Grade: SI1Cut Grade: Very Good PROPORTIONS Depth: 59.9%Table: 60%Crown Angle: 32.5°Crown Height: 13.0%Pavilion Angle: 40.8°Pavilion Depth: 43.0%Star Length: 55%Lower Half: 80%Girdle: Medium to Slightly Thick, Faceted, 4.0%Culet: None FINISH Polish: Very GoodSymmetry: Very Good FLUORESCENCE Fluorescence: None CLARITY CHARACTERISTICS...

    • 2.01Ct Round Brilliant Cut, F, SI1, Very Good Cut, Very Good Polish & Symmetry, GIA 1215962978
    • 2.01Ct Round Brilliant Cut, F, SI1, Very Good Cut, Very Good Polish & Symmetry, GIA 1215962978

      GIA REPORT NUMBER: 1215962978 DATE OF ISSUE:...

      GIA REPORT NUMBER: 1215962978 DATE OF ISSUE: Mar. 7, 2016   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 8.05 - 8.07 x 4.90 mmCarat Weight: 2.01 caratColor Grade: FClarity Grade: SI1Cut Grade: Very Good PROPORTIONSDepth: 60.9%Table: 60%Crown Angle: 33.0°Crown Height: 13.0%Pavilion Angle: 40.6°Pavilion Depth: 43.0%Star Length: 50%Lower Half: 80%Girdle: Slightly Thick to Thick, Faceted, 5.0%Culet: None FINISHPolish: Very GoodSymmetry: Very Good FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Crystal, Cloud,...

    • 2.02Ct Round Brilliant, J, SI1, Excellent Cut, Excellent Polish & Symmetry, GIA 5222934245
    • 2.02Ct Round Brilliant, J, SI1, Excellent Cut, Excellent Polish & Symmetry, GIA 5222934245

      GIA REPORT NUMBER: 5222934245 DATE OF ISSUE:...

      GIA REPORT NUMBER: 5222934245 DATE OF ISSUE: May 11, 2023   DIAMOND GRADING REPORTFOR NATURAL DIAMOND GRADING RESULTSShape: Round BrilliantMeasurements: 8.20 - 8.26 x 4.88 mmCarat Weight: 2.02 caratColor Grade: JClarity Grade: SI1Cut Grade: Excellent PROPORTIONSDepth: 59.3%Table: 60%Crown Angle: 33.0°Crown Height: 13.0%Pavilion Angle: 40.8°Pavilion Depth: 43.0%Star Length: 50%Lower Half: 75%Girdle: Medium to Slightly Thick, Faceted, 3.5%Culet: None FINISHPolish: ExcellentSymmetry: Excellent FLUORESCENCEFluorescence: Medium Blue CLARITY CHARACTERISTICSClarity Characteristics: Crystal, NeedleKey To Symbols: Crystal, Needle...

    • 2.03 Ct Round Brilliant Cut Diamond, K, SI2, Fair Cut, Good Polish, Good Symmetry, GIA 6227620310
    • 2.03 Ct Round Brilliant Cut Diamond, K, SI2, Fair Cut, Good Polish, Good Symmetry, GIA 6227620310

      GIA REPORT NUMBER: 6227620310 DATE OF ISSUE: Sep. 28,...

      GIA REPORT NUMBER: 6227620310 DATE OF ISSUE: Sep. 28, 2022   GRADING RESULTSShape: Round BrilliantMeasurements: 7.73 - 7.78 x 5.07 mmCarat Weight: 2.03 caratColor Grade: K, Faint BrownClarity Grade: SI2Cut Grade: Fair PROPORTIONSDepth: 65.4%Table: 60%Crown Angle: 36.0°Crown Height: 14.5%Pavilion Angle: 41.0°Pavilion Depth: 43.0%Star Length: 60%Lower Half: 85%Girdle: Medium to Extremely Thick, 8.0%Culet: None FINISHPolish: GoodSymmetry: Good FLUORESCENCEFluorescence: None CLARITY CHARACTERISTICSClarity Characteristics: Cavity, Feather, Crystal, Etch Channel, NaturalKey To Symbols: Cavity, Feather, Crystal, Etch Channel, Natural COMMENTS: Pinpoints, internal...

    • 2.07Ct Round Brilliant Diamond, E, SI2, Very Good Polish, Good Symmetry, GIA 2225845766
    • 2.07Ct Round Brilliant Diamond, E, SI2, Very Good Polish, Good Symmetry, GIA 2225845766

      GIA REPORT NUMBER: 2225845766 DATE OF ISSUE: Feb. 28,...

      GIA REPORT NUMBER: 2225845766 DATE OF ISSUE: Feb. 28, 2023   GRADING RESULTS Shape: Round BrilliantMeasurements: 8.18 - 8.28 x 5.02 mmCarat Weight: 2.07 caratColor Grade: EClarity Grade: SI2Cut Grade: GoodPROPORTIONS Depth: 61.0%Table: 61%Crown Angle: 33.0°Crown Height: 12.5%Pavilion Angle: 41.6°Pavilion Depth: 44.0%Star Length: 55%Lower Half: 80%Girdle: Thin to Slightly Thick, Faceted, 4.5%Culet:...