1.50 - 1.99ct I I1 Lab Grown Round
As of April 2026, there are 1,229 lab grown round diamonds with I color and I1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from £61 GBP to £72,019 GBP, with an average of £2,064 GBP.
Last updated: April 2026
Available
1,229
Lowest Price
£61 GBP
Highest Price
£72,019 GBP
Average Price
£2,064 GBP
Market Intelligence
Retailers Selling
14
Cross Retailer %
68.2%
Price Spread
86.0%
30-Day Price Trend
+85.5%
30-Day Supply Change
+231.3%
Volatility (30d)
0.02
Price Range
Price per carat distribution across retailers
10th Percentile
$985
Median
$2,463
90th Percentile
$4,852
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
36 (2.9%)
Very Good
552 (44.9%)
Good
353 (28.7%)
Average
288 (23.4%)
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