0.33ct D SI1 Marquise Natural Diamond

About this 0.33ct natural marquise diamond

This 0.33ct natural marquise sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 2151326119. Listed at 4 retailers as of November 2, 2026, with prices from $507 to $908, a $401 spread on the same certified stone. 77 Diamonds lists it at $908. 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.