1.50 - 1.99ct H SI1 Lab Grown Heart
As of April 2026, there are 237 lab grown heart diamonds with H color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥28,507 JPY to ￥20,430,298 JPY, with an average of ￥485,994 JPY.
Last updated: April 2026
Available
237
Lowest Price
￥28,507 JPY
Highest Price
￥20,430,298 JPY
Average Price
￥485,994 JPY
Market Intelligence
Retailers Selling
18
Cross Retailer %
N/A
Price Spread
104.6%
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
$311
Median
$1,559
90th Percentile
$2,755
Score Distribution
237 diamonds scored across 4 quality tiers
Excellent
32 (13.5%)
Very Good
99 (41.8%)
Good
68 (28.7%)
Average
38 (16.0%)
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