2.51ct F I1 Round Natural Diamond
EX • F/I1 • GIA 6551089163
Certificate GIA 6551089163
Diamond specifications and retailer prices
About this 2.51ct natural round diamond
This 2.51ct natural round sits in the two to three carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6551089163. Listed at 6 retailers as of October 31, 2026, with a relatively tight 7% spread, which is unusual at this carat range and suggests competitive pricing across the listings. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.
The 4Cs
Specifications
Caratlytics Score
How it works →6 retailers
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