5.18ct E SI1 Cushion Natural Diamond
E/SI1 • GIA 5221978161
Certificate GIA 5221978161
Diamond specifications and retailer prices
About this 5.18ct natural cushion diamond
This 5.18ct natural cushion sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 5221978161. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.
The 4Cs
Specifications
Caratlytics Score
How it works →1 retailer
Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.
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