1.51ct E SI2 Round Lab Grown Diamond
GD • E/SI2 • GIA 1555754537
Certificate GIA 1555754537
Diamond specifications and retailer prices
About this 1.51ct lab-grown round diamond
This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 1555754537. Listed at 2 retailers as of October 30, 2026. 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.
The 4Cs
Specifications
Caratlytics Score
2 retailers
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