3.00 to 4.99ct J I1 Lab Grown Round
Last updated: September 2026
Available
143
Lowest Price
£6,669 GBP
Highest Price
£38,963 GBP
Average Price
£13,407 GBP
Market Intelligence
Retailers Selling
2
Cross Retailer %
0.0%
Price Spread
4.7%
30-Day Price Trend
-5.7%
30-Day Supply Change
-31.5%
Volatility (30d)
0.00
Price Range
Price per carat distribution across retailers
10th Percentile
$2,937
Median
$2,971
90th Percentile
$3,180
Score Distribution
143 diamonds scored across 2 quality tiers
Good
108 (75.5%)
Average
35 (24.5%)
Find Your Diamond
Search 143 J I1 round diamonds and compare prices.
Search Diamonds