5.00ct+ I SI2 Lab Grown Heart
As of April 2026, there are 129 lab grown heart diamonds with I color and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from ￥33,284 JPY to ￥1,947,270 JPY, with an average of ￥386,415 JPY.
Last updated: April 2026
Available
129
Lowest Price
￥33,284 JPY
Highest Price
￥1,947,270 JPY
Average Price
￥386,415 JPY
Score Distribution
129 diamonds scored across 4 quality tiers
Excellent
13 (10.1%)
Very Good
36 (27.9%)
Good
33 (25.6%)
Average
47 (36.4%)
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