0.50 - 0.74ct I SI1 Lab Grown Heart
As of April 2026, there are 228 lab grown heart diamonds with I color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from ￥44,627 JPY to ￥11,075,522 JPY, with an average of ￥502,101 JPY.
Last updated: April 2026
Available
228
Lowest Price
￥44,627 JPY
Highest Price
￥11,075,522 JPY
Average Price
￥502,101 JPY
Market Intelligence
Retailers Selling
22
Cross Retailer %
N/A
Price Spread
42.0%
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
$818
Median
$1,142
90th Percentile
$2,296
Score Distribution
228 diamonds scored across 4 quality tiers
Excellent
20 (8.8%)
Very Good
78 (34.2%)
Good
88 (38.6%)
Average
42 (18.4%)
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