0.37ct J SI2 Marquise Natural Diamond

About this 0.37ct natural marquise diamond

This 0.37ct natural marquise sits in the sub-half-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 6561155415. Listed at 4 retailers as of November 1, 2026, with prices from $337 to $441, a $104 spread on the same certified stone. 77 Diamonds lists it at $441. 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.