0.51ct J SI2 Emerald Natural Diamond

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 1453449582. Listed at 11 retailers as of October 30, 2026, with prices from $319 to $702, a $383 spread on the same certified stone. 77 Diamonds lists it at $702. 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.