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
    • 2.51Ct Oval Brilliant, F, SI1, Excellent Polish, Very Good Symmetry, GIA 5202457315
    • 2.51Ct Oval Brilliant, F, SI1, Excellent Polish, Very Good Symmetry, GIA 5202457315

      GIA REPORT NUMBER: 5202457315 DATE OF ISSUE: Jul. 23,...

      GIA REPORT NUMBER: 5202457315 DATE OF ISSUE: Jul. 23, 2019   OVAL BRILLIANT Measurements: 10.36 x 7.56 x 4.88 mmCarat Weight: 2.51 caratColor Grade: FClarity Grade: SI1   PROPORTIONS Depth: 64.6 %Table: 59 %Girdle: Thick to Very Thick, FacetedCulet: None   FINISH Polish: ExcellentSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Crystal, Knot, Needle, Pinpoint, Indented NaturalKey To Symbols: Feather, Crystal, Knot, Needle, Pinpoint, Indented...

    • 2.51CT Round Brilliant Cut Diamond, J, SI1, Good Cut, Very Good Polish, Very Good Symmetry, GIA 6312587547
    • 2.51CT Round Brilliant Cut Diamond, J, SI1, Good Cut, Very Good Polish, Very Good Symmetry, GIA 6312587547

      GIA REPORT NUMBER: 6312587547 DATE OF ISSUE: Jan. 6,...

      GIA REPORT NUMBER: 6312587547 DATE OF ISSUE: Jan. 6, 2019   ROUND BRILLIANT Measurements: 8.69 - 8.78 x 5.32 mmCarat Weight: 2.51 caratColor Grade: JClarity Grade: SI1Cut Grade: Good   PROPORTIONS Depth: 61.0 %Table: 60 %Crown Angle: 30.5°Crown Height: 12.0%Pavilion Angle: 41.6°Pavilion Depth: 44.5%Star Length: 50%Lower Half: 80%Girdle: Thin to Very Thick, Faceted, 4.5%Culet: None   FINISH Polish: Very GoodSymmetry: Very Good FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather,...

    • 2.70Ct Oval Brilliant, L, SI1, Very Good Polish, Excellent Symmetry, GIA 6232764545
    • 2.70Ct Oval Brilliant, L, SI1, Very Good Polish, Excellent Symmetry, GIA 6232764545

      GIA REPORT NUMBER: 6232764545 DATE OF ISSUE: Jul. 13,...

      GIA REPORT NUMBER: 6232764545 DATE OF ISSUE: Jul. 13, 2021   OVAL BRILLIANT Measurements: 10.92 x 7.63 x 4.92 mmCarat Weight: 2.70 caratColor Grade: LClarity Grade: SI1 PROPORTIONS Depth: 64.4%Table: 58%Girdle: Medium to Extremely Thick, FacetedCulet: None FINISH Polish: Very GoodSymmetry: Excellent FLUORESCENCE Fluorescence: None CLARITY CHARACTERISTICS Clarity Characteristics: Feather, Crystal, Indented Natural, PinpointKey To Symbols: Feather, Crystal, Indented Natural, PinpointCOMMENTS: Additional pinpoints are not shown. INSCRIPTION(S): GIA 6232764545  View...

    • 2.71Ct Cushion Shape, H, VS2, Excellent Polish, Excellent Symmetry, IGL D83657684IL
    • 2.71Ct Cushion Shape, H, VS2, Excellent Polish, Excellent Symmetry, IGL D83657684IL

      IGL REPORT NO.: D83657684IL DATE: 23/03/2016 REPORT...

      IGL REPORT NO.: D83657684IL DATE: 23/03/2016 REPORT Shape and Cut: CushionMeasurements: 7.49x7.72x5.23 mm   GRADING RESULTS Carat Weight: 2.71 Ct.Color Grade: HClarity Grade: VS2   ADDITIONAL GRADING CHARACTERISTICS Polish: ExcellentSymmetry: ExcellentFluorescence: MediumDepth %: 69.80Girdle: 5.5 "EXCELLENT IDEAL SHAPE" - The quality of the shape of this diamond achieves Excellence in...

    • EGL USA 2.51ct Round Brilliant Cut Diamond, H, SI1, Ideal Cut
    • EGL USA 2.51ct Round Brilliant Cut Diamond, H, SI1, Ideal Cut

      REPORT DATA REPORT # US 917411501D  ...

      REPORT DATA REPORT # US 917411501D   PRIMARY CHARACTERISTICS Cut (Shape and Style) ROUND BRILLIANT Carat Weight 2.51 CT Clarity Grade SI1 Color Grade H Cut Grade IDEAL   PROPORTIONS Measurements 8.72 X 8.66 X 5.45 MM Table 55% Depth 62.7% Crown Height 14.4% Crown Angle 32.5° Pavilion Depth 44.3%...

    • GIA 2.53 CT Square Modified Brilliant Cut Diamond, J, VS1, Very Good Polish, Good Symmetry
    • GIA 2.53 CT Square Modified Brilliant Cut Diamond, J, VS1, Very Good Polish, Good Symmetry

      GIA REPORT NUMBER: 5182142433 DATE OF ISSUE: Aug. 30,...

      GIA REPORT NUMBER: 5182142433 DATE OF ISSUE: Aug. 30, 2017     SQUARE MODIFIED BRILLIANT Measurements: 7.37 x 7.10 x 5.48 mmCarat Weight: 2.53 caratColor Grade: JClarity Grade: VS1   PROPORTIONS Depth: 77.2 %Table: 72 %Girdle: Thin to Very ThickCulet: None   FINISH Polish: Very GoodSymmetry: Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Cavity, Feather, Natural, Extra FacetKey...

    • GIA 2.74 CT Emerald Cut Diamond, H, VVS1, Excellent Polish, Excellent Symmetry
    • GIA 2.74 CT Emerald Cut Diamond, H, VVS1, Excellent Polish, Excellent Symmetry

      GIA REPORT NUMBER: 2257422042 DATE OF ISSUE: Apr. 6,...

      GIA REPORT NUMBER: 2257422042 DATE OF ISSUE: Apr. 6, 2017     EMERALD CUT Measurements: 9.05 x 7.12 x 4.64 mmCarat Weight: 2.74 caratColor Grade: HClarity Grade: VVS1   PROPORTIONS Depth: 65.1 %Table: 68 %Girdle: Slightly ThickCulet: None   FINISH Polish: ExcellentSymmetry: Excellent   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Feather, PinpointKey To Symbols: Feather, Pinpoint   INSCRIPTION(S): GIA 2257422042          

    • GIA 2.79ct Round Brilliant Cut Diamond, L, VS1, Good Cut
    • GIA 2.79ct Round Brilliant Cut Diamond, L, VS1, Good Cut

      GIA REPORT NUMBER: 6193257795   ROUND BRILLIANT Measurements: 9.03...

      GIA REPORT NUMBER: 6193257795   ROUND BRILLIANT Measurements: 9.03 - 9.09 x 5.49 mmCarat Weight: 2.79 caratColor Grade: LClarity Grade: VS1Cut Grade: Good   PROPORTIONS Depth: 60.6 %Table: 50 %Crown Angle: 31.0°Crown Height: 15.0%Pavilion Angle: 40.8°Pavilion Depth: 41.0%Star Length: 35%Lower Half: 75%Girdle: Very Thin to Thick, 4.5%Culet: Slightly Large   FINISH Polish: FairSymmetry: Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Feather, Chip, Extra FacetKey To Symbols: Crystal, Feather, Chip, Extra...

    • GIA 2.99 CT Cushion Modified Brilliant, L, SI1, Very Good Polish, Very Good Symmetry
    • GIA 2.99 CT Cushion Modified Brilliant, L, SI1, Very Good Polish, Very Good Symmetry

      GIA REPORT NUMBER: 2191558827 DATE OF ISSUE: Aug. 2,...

      GIA REPORT NUMBER: 2191558827 DATE OF ISSUE: Aug. 2, 2018   CUSHION MODIFIED BRILLIANT Measurements: 8.44 x 7.95 x 5.50 mmCarat Weight: 2.99 caratColor Grade: LClarity Grade: SI1   PROPORTIONS Depth: 69.2 %Table: 65 %Girdle: Thin to Very Thick, FacetedCulet: None   FINISH Polish: Very GoodSymmetry: Very Good   FLUORESCENCE Fluorescence: None   CLARITY CHARACTERISTICS Clarity Characteristics: Crystal, Cloud, Indented Natural, Natural, Extra FacetKey...

Featured Designers