4.00ct J VS1 Oval Lab Grown Diamond
ID • J/VS1 • IGI LG823669148
Shape and cutting style on the report: Oval brilliant
Certificate IGI LG823669148
Diamond specifications and retailer prices
About this 4ct lab-grown oval diamond
This 4ct lab-grown oval sits in the three to five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823669148 or 823669148. Listed at 13 retailers as of October 29, 2026, with prices from £922 to £3,751, a £2,829 spread on the same certified stone. Taylor and Hart lists it at £3,751. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.
The 4Cs
Specifications
Caratlytics Score
How it works →13 retailers
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