0.86ct K SI2 Round Natural Diamond

About this 0.86ct natural round diamond

This 0.86ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6422446455. Listed at 13 retailers as of November 5, 2026, with prices from $832 to $2,900, a $2,068 spread on the same certified stone. NZ Jewellers lists it at $2,900. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.