0.90ct J SI2 Round Natural Diamond

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 6342303352. Listed at 16 retailers as of October 29, 2026, with prices from $883 to $3,123, a $2,240 spread on the same certified stone. Moon Ocean lists it at $3,123. 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.