Cubic Zirconia

Cubic Zirconia · Round Brilliant

Good Cut

Cubic Zirconia - Round Brilliant

Carat

Estimated approximately 0.25 to 0.50 ct based on visual scale

Color

Colorless (equivalent to D-F range)

Clarity

Eye-Clean (VS equivalent)

Shape

Round Brilliant

Overall Assessment

The gemstone shown is a standard synthetic cubic zirconia utilized primarily as an affordable fashion jewelry simulant rather than a genuine diamond.

Cut Quality

Good

Brilliance

Moderate white light return, characteristic of high refractive index simulants

Fire

Strong dispersion/fire, notably higher than a natural diamond due to high dispersion rate

Scintillation

Good sparkle with distinct light and dark contrast patterns

Proportions

Standard standard round brilliant simulation proportions with visible broad facets

Symmetry

Fair to Good

Polish

Good

Fluorescence

None observed

Inclusions

None visible, typical of synthetic simulants

Blemishes

Minor surface wear consistent with everyday handling

Origin

Synthetic lab-created simulant

Treatment Detection

None required, purely man-made cubic zirconia material

Estimated Value

Low market value (typically under $20 USD as a fashion simulant)

Certification Estimate

Not eligible for diamond certification by major labs like GIA or AGS

Investment Potential

None; simulant stones hold no resale value

Similar Diamonds

Comparable to other synthetic cubic zirconia or lead glass simulants

Setting Suggestions

Bezel or prong setting in sterling silver or affordable base metals

Care & Maintenance

Clean with warm soapy water and a soft brush; avoid harsh chemicals and scratches

Interesting Facts

Cubic zirconia has been the most common diamond simulant since its commercial production began in the 1970s

Identified on 9/3/2026
Cubic Zirconia Round Brilliant | Diamond Identifier