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
    • 1.02Ct Cushion Modified Brilliant, D, SI1, Excellent Polish, Very Good Symmetry, GIA 2146667641
    • 1.02Ct Cushion Modified Brilliant, D, SI1, Excellent Polish, Very Good Symmetry, GIA 2146667641

      GIA REPORT NUMBER: 2146667641 DATE OF ISSUE: Nov. 30,...

      GIA REPORT NUMBER: 2146667641 DATE OF ISSUE: Nov. 30, 2021   CUSHION MODIFIED BRILLIANTMeasurements: 6.28 x 5.64 x 3.44 mmCarat Weight: 1.02 caratColor Grade: DClarity Grade: SI1 PROPORTIONSDepth: 61.0%Table: 65%Girdle: Medium to Thick, FacetedCulet: None FINISHPolish: ExcellentSymmetry: Very Good FLUORESCENCEFluorescence: Medium Blue CLARITY CHARCTERISTICSClarity Characteristics: Crystal, Feather, Needle, CloudKey To Symbols: Crystal, Feather, Needle, Cloud COMMENTS: Pinpoints are not shown. INSCRIPTION(S): GIA 2146667641  View GIA Certificate: 2146667641      

    • 1.02Ct Cushion Modified Brilliant, D, VS1, Very Good Polish, Good Symmetry, GIA 2178598266
    • 1.02Ct Cushion Modified Brilliant, D, VS1, Very Good Polish, Good Symmetry, GIA 2178598266

      GIA REPORT NUMBER: 2178598266 DATE OF ISSUE: Jun. 22,...

      GIA REPORT NUMBER: 2178598266 DATE OF ISSUE: Jun. 22, 2014   CUSHION MODIFIED BRILLIANT Measurements: 5.90 x 5.31 x 3.67 mmCarat Weight: 1.02 caratColor Grade: DClarity Grade: VS1   PROPORTIONS Depth: 69.1%Table: 64%Girdle: Very Thin to Extremely Thick, FacetedCulet: None   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: Medium Blue   CLARITY CHARACTERISTICS Clarity Characteristics: Needle, Indented Natural, Natural, Extra Facet, CrystalKey To...

    • 1.02Ct Round Brilliant Cut Diamond, D, VVS2, Very Good Cut, Excellent Polish, Very Good Symmetry, GIA Reprot 6183618607
    • 1.02Ct Round Brilliant Cut Diamond, D, VVS2, Very Good Cut, Excellent Polish, Very Good Symmetry, GIA Reprot 6183618607

      GIA REPORT NUMBER: 6183618607 DATE OF ISSUE: Jul. 21,...

      GIA REPORT NUMBER: 6183618607 DATE OF ISSUE: Jul. 21, 2017   ROUND BRILLIANT Measurements: 6.57 - 6.61 x 3.88 mmCarat Weight: 1.02 caratColor Grade: DClarity Grade: VVS2Cut Grade: Very Good   PROPORTIONS Depth: 58.8 %Table: 63 %Crown Angle: 31.5°Crown Height: 11.5%Pavilion Angle: 41.6°Pavilion Depth: 44.0%Star Length: 55%Lower Half: 75%Girdle: Thin to Slightly Thick, Faceted, 3.5%Culet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity...

    • 1.03Ct Cushion Modified Brilliant, F, SI1, Excellent Polish, Very Good Symmetry, GIA 2121114014
    • 1.03Ct Cushion Modified Brilliant, F, SI1, Excellent Polish, Very Good Symmetry, GIA 2121114014

      GIA REPORT NUMBER: 2121114014 DATE OF ISSUE: May 11,...

      GIA REPORT NUMBER: 2121114014 DATE OF ISSUE: May 11, 2010   CUSHION MODIFIED BRILLIANT Measurements: 5.91 x 5.78 x 3.92 mmCarat Weight: 1.03 caratColor Grade: FClarity Grade: SI1   PROPORTIONS Depth: 67.8%Table: 62%Girdle: Thin to Very Thick, FacetedCulet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: Faint   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Needle, NaturalKey To Symbols: Feather, Needle, Natural   COMMENTS: Pinpoints are not shown....

    • 1.05Ct Square Modified Brilliant, F, VS2, Excellent Polish, Very Good Symmetry, GIA 5211038378
    • 1.05Ct Square Modified Brilliant, F, VS2, Excellent Polish, Very Good Symmetry, GIA 5211038378

      GIA REPORT NUMBER: 5211038378 DATE OF ISSUE: Jul. 16,...

      GIA REPORT NUMBER: 5211038378 DATE OF ISSUE: Jul. 16, 2020   SQUARE MODIFIED BRILLIANT Measurements: 5.67 x 5.53 x 4.09 mmCarat Weight: 1.05 caratColor Grade: FClarity Grade: VS2   PROPORTIONS Depth: 74.0 %Table: 74 %Girdle: Medium to Very ThickCulet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Cloud, FeatherKey To Symbols: Crystal, Cloud, Feather   COMMENTS: Additional clouds are...

    • 1.06Ct Square Modified Brilliant, H, VS2, Excellent Polish, Very Good Symmetry, GIA Report 6203557264
    • 1.06Ct Square Modified Brilliant, H, VS2, Excellent Polish, Very Good Symmetry, GIA Report 6203557264

      GIA REPORT NUMBER: 6203557264 DATE OF ISSUE: Sep. 10,...

      GIA REPORT NUMBER: 6203557264 DATE OF ISSUE: Sep. 10, 2019   SQUARE MODIFIED BRILLIANT Measurements: 5.73 x 5.66 x 4.08 mmCarat Weight: 1.06 caratColor Grade: HClarity Grade: VS2   PROPORTIONS Depth: 72.1 %Table: 69 %Girdle: Thin to Slightly ThickCulet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Knot, Crystal, Chip, Needle, Natural, Extra FacetKey To...

    • 1.07Ct Square Modified Brilliant, G, VS1, Excellent Polish, Good Symmetry, GIA 15314313
    • 1.07Ct Square Modified Brilliant, G, VS1, Excellent Polish, Good Symmetry, GIA 15314313

      GIA REPORT NUMBER: 15314313 DATE OF ISSUE: Nov. 14,...

      GIA REPORT NUMBER: 15314313 DATE OF ISSUE: Nov. 14, 2006     SQUARE MODIFIED BRILLIANT Measurements: 5.52 x 5.47 x 4.11 mmCarat Weight: 1.07 caratColor Grade: GClarity Grade: VS1   PROPORTIONS Depth: 75.1 %Table: 70 %Girdle: Thick to Very ThickCulet: None   FINISH Polish: ExcellentSymmetry: Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Feather   COMMENTS: Surface graining is not shown. "[Symbol]...

    • 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...

    • 1.08Ct Square Modified Brilliant, I, VVS2, Good Polish, Fair Symmetry, GIA 6147477391
    • 1.08Ct Square Modified Brilliant, I, VVS2, Good Polish, Fair Symmetry, GIA 6147477391

      GIA REPORT NUMBER: 6147477391 DATE OF ISSUE: Feb. 29,...

      GIA REPORT NUMBER: 6147477391 DATE OF ISSUE: Feb. 29, 2012   SQUARE MODIFIED BRILLIANT Measurements: 5.74 x 5.51 x 4.05 mmCarat Weight: 1.08 caratColor Grade: IClarity Grade: VVS2   PROPORTIONS Depth: 73.4 %Table: 78 %Girdle: Very Thin to Extremely ThickCulet: None   FINISH Polish: GoodSymmetry: Fair   FLUORESCENCE Fluorescence: Faint   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Extra Facet   INSCRIPTION(S): GIA 6147477391      ...

    • 1.09Ct Round Brilliant, E, VVS1, Good Cut, Good Polish, Fair Symmetry, GIA 202159
    • 1.09Ct Round Brilliant, E, VVS1, Good Cut, Good Polish, Fair Symmetry, GIA 202159

      GIA REPORT NUMBER: 202159 DATE OF ISSUE: Feb. 17,...

      GIA REPORT NUMBER: 202159 DATE OF ISSUE: Feb. 17, 2021   ROUND BRILLIANT Measurements: 6.79 - 6.88 x 3.97 mmCarat Weight: 1.09 caratColor Grade: EClarity Grade: VVS1Cut Grade: Good   PROPORTIONS Depth: 58.1%Table: 60%Crown Angle: 31.5°Crown Height: 12.0%Pavilion Angle: 41.2°Pavilion Depth: 43.5%Star Length: 60%Lower Half: 85%Girdle: Very Thin to Medium, Faceted, 2.5%Culet: Very Small   FINISH Polish: GoodSymmetry: Fair   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Pinpoint, FeatherKey To...

    • 1.09Ct Round Brilliant, L, SI1, Very Good Cut, Very Good Polish, Very Good Symmetry, GIA 6217859511
    • 1.09Ct Round Brilliant, L, SI1, Very Good Cut, Very Good Polish, Very Good Symmetry, GIA 6217859511

      GIA REPORT NUMBER: 6217859511 DATE OF ISSUE: Jul. 14,...

      GIA REPORT NUMBER: 6217859511 DATE OF ISSUE: Jul. 14, 2021   ROUND BRILLIANTMeasurements: 6.57 - 6.64 x 4.08 mmCarat Weight: 1.09 caratColor Grade: LClarity Grade: SI1Cut Grade: Very Good PROPORTIONSDepth: 61.8%Table: 60%Crown Angle: 35.0°Crown Height: 14.0%Pavilion Angle: 41.6°Pavilion Depth: 44.0%Star Length: 60%Lower Half: 80%Girdle: Thin to Slightly Thick, Faceted, 4.0%Culet: None FINISHPolish: Very GoodSymmetry: Very Good FLUORESCENCEFluorescence: Faint CLARITY CHARACTERISTICSClarity Characteristics: Crystal, Cloud, Feather, Chip, Needle, Natural, Extra FacetKey To Symbols: Crystal, Cloud, Feather, Chip, Needle, Natural, Extra...

    • 1.0Ct Cushion Modified Brilliant, G, VS1, Very Good Polish, Good Symmetry, GIA 16373398
    • 1.0Ct Cushion Modified Brilliant, G, VS1, Very Good Polish, Good Symmetry, GIA 16373398

      GIA REPORT NUMBER: 16373398 DATE OF ISSUE: Nov....

      GIA REPORT NUMBER: 16373398 DATE OF ISSUE: Nov. 13, 2007   CUSHION MODIFIED BRILLIANT Measurements: 5.93 x 5.31 x 3.70 mmCarat Weight: 1.0 caratColor Grade: GClarity Grade: VS1   PROPORTIONS Depth: 69.7%Table: 61%Girdle: Thin to Very Thick, FacetedCulet: None   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: Faint   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Needle, Indented NaturalKey To Symbols: Crystal, Needle, Indented Natural    

    • 1.0Ct Square Modified Brilliant, D, VVS2, Very Good Polish, Very Good Symmetry, GIA 5106817421
    • 1.0Ct Square Modified Brilliant, D, VVS2, Very Good Polish, Very Good Symmetry, GIA 5106817421

      GIA REPORT NUMBER: 5106817421 DATE OF ISSUE: Feb. 8,...

      GIA REPORT NUMBER: 5106817421 DATE OF ISSUE: Feb. 8, 2010   SQUARE MODIFIED BRILLIANT Measurements: 5.58 x 5.56 x 4.07 mmCarat Weight: 1.0 caratColor Grade: DClarity Grade: VVS2   PROPORTIONS Depth: 73.2%Table: 75%Girdle: Medium to ThickCulet: None   FINISH Polish: Very GoodSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Needle, PinpointKey To Symbols: Needle, Pinpoint   INSCRIPTION(S): GIA 5106817421     View GIA Certificate: 5106817421...

    • 1.0Ct Square Modified Brilliant, E, IF, Very Good Polish, Very Good Symmetry, GIA 2106817408
    • 1.0Ct Square Modified Brilliant, E, IF, Very Good Polish, Very Good Symmetry, GIA 2106817408

      GIA REPORT NUMBER: 2106817408 DATE OF ISSUE: Feb. 22,...

      GIA REPORT NUMBER: 2106817408 DATE OF ISSUE: Feb. 22, 2010   SQUARE MODIFIED BRILLIANT Measurements: 5.66 x 5.63 x 4.03 mmCarat Weight: 1.0 caratColor Grade: EClarity Grade: IF   PROPORTIONS Depth: 71.6%Table: 74%Girdle: Very Thin to MediumCulet: None   FINISH Polish: Very GoodSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Key To Symbols   COMMENTS: Minor details of polish are not shown....

    • 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...

    • 1.10Ct Square Modified Brilliant, G, SI2, Very Good Polish, Good Symmetry, GIA 6157815923
    • 1.10Ct Square Modified Brilliant, G, SI2, Very Good Polish, Good Symmetry, GIA 6157815923

      GIA REPORT NUMBER: 6157815923 DATE OF ISSUE: Dec. 9,...

      GIA REPORT NUMBER: 6157815923 DATE OF ISSUE: Dec. 9, 2013     SQUARE MODIFIED BRILLIANT Measurements: 5.78 x 5.67 x 4.06 mmCarat Weight: 1.10 caratColor Grade: GClarity Grade: SI2   PROPORTIONS Depth: 71.7 %Table: 68 %Girdle: Slightly Thick to ThickCulet: None   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Feather   COMMENTS: Clouds are not shown.  ...

    • 1.11Ct Round Brilliant Cut Diamond, F, SI2, Very Good Cut, Very Good Polish, Good Symmetry, GIA Report 6212036838
    • 1.11Ct Round Brilliant Cut Diamond, F, SI2, Very Good Cut, Very Good Polish, Good Symmetry, GIA Report 6212036838

      GIA REPORT NUMBER: 6212036838 DATE OF ISSUE: Oct. 26,...

      GIA REPORT NUMBER: 6212036838 DATE OF ISSUE: Oct. 26, 2015   ROUND BRILLIANT Measurements: 6.83 - 6.89 x 4.00 mmCarat Weight: 1.11 caratColor Grade: FClarity Grade: SI2Cut Grade: Very Good   PROPORTIONS Depth: 58.2 %Table: 64 %Crown Angle: 32.0°Crown Height: 11.5%Pavilion Angle: 41.8°Pavilion Depth: 45.0%Star Length: 50%Lower Half: 75%Girdle: Thin to Medium, 2.0%Culet: None   FINISH Polish: Very GoodSymmetry: Good FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Feather, Cloud,...

    • 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...

    • 1.16Ct Round Brilliant Cut, F, VVS1, Very Good Cut, Very Good Polish. Good Symmetry, GIA 5212479912
    • 1.16Ct Round Brilliant Cut, F, VVS1, Very Good Cut, Very Good Polish. Good Symmetry, GIA 5212479912

      GIA REPORT NUMBER: 5212479912 DATE OF ISSUE: Feb. 19,...

      GIA REPORT NUMBER: 5212479912 DATE OF ISSUE: Feb. 19, 2021   ROUND BRILLIANT Measurements: 6.81 - 6.88 x 4.11 mmCarat Weight: 1.16 caratColor Grade: FClarity Grade: VVS1Cut Grade: Very Good   PROPORTIONS Depth: 60.0%Table: 63%Crown Angle: 31.5°Crown Height: 11.5%Pavilion Angle: 42.0°Pavilion Depth: 45.0%Star Length: 55%Lower Half: 80%Girdle: Medium to Slightly Thick, Faceted, 4.0%Culet: Very Small   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: Faint   CLARITY CHARACTERISTICS Clarity Characteristics: Pinpoint, Key...

Featured Designers