0.50 - 0.74ct I SI1 Lab Grown Radiant
As of April 2026, there are 403 lab grown radiant diamonds with I color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from £152 GBP to £426,845 GBP, with an average of £3,177 GBP.
Last updated: April 2026
Available
403
Lowest Price
£152 GBP
Highest Price
£426,845 GBP
Average Price
£3,177 GBP
Market Intelligence
Retailers Selling
18
Cross Retailer %
N/A
Price Spread
102.9%
30-Day Price Trend
N/A
30-Day Supply Change
N/A
Volatility (30d)
N/A
Price Range
Price per carat distribution across retailers
10th Percentile
$530
Median
$1,120
90th Percentile
$2,538
Score Distribution
403 diamonds scored across 4 quality tiers
Excellent
11 (2.7%)
Very Good
35 (8.7%)
Good
263 (65.3%)
Average
94 (23.3%)
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