3.00 - 4.99ct H I1 Lab Grown Round
As of April 2026, there are 1,392 lab grown round diamonds with H color and I1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from ￥12,090 JPY to ￥9,498,582 JPY, with an average of ￥308,878 JPY.
Last updated: April 2026
Available
1,392
Lowest Price
￥12,090 JPY
Highest Price
￥9,498,582 JPY
Average Price
￥308,878 JPY
Market Intelligence
Retailers Selling
11
Cross Retailer %
47.7%
Price Spread
72.6%
30-Day Price Trend
-28.1%
30-Day Supply Change
-2.1%
Volatility (30d)
N/A
Price Range
Price per carat distribution across retailers
10th Percentile
$3,320
Median
$5,436
90th Percentile
$10,228
Score Distribution
1.4K diamonds scored across 4 quality tiers
Excellent
77 (5.5%)
Very Good
613 (44.0%)
Good
436 (31.3%)
Average
266 (19.1%)
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