0.30ct G SI1 Round Natural Diamond

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 7566418011. Listed at 18 retailers as of October 29, 2026, with prices from $209 to $1,266, a $1,057 spread on the same certified stone. NZ Jewellers lists it at $1,266. 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.