0.50 - 0.74ct J SI1 Lab Grown Radiant
As of April 2026, there are 505 lab grown radiant diamonds with J color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from ￥43,731 JPY to ￥24,663,600 JPY, with an average of ￥681,093 JPY.
Last updated: April 2026
Available
505
Lowest Price
￥43,731 JPY
Highest Price
￥24,663,600 JPY
Average Price
￥681,093 JPY
Market Intelligence
Retailers Selling
19
Cross Retailer %
N/A
Price Spread
34.2%
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
$646
Median
$1,069
90th Percentile
$1,686
Score Distribution
505 diamonds scored across 4 quality tiers
Excellent
11 (2.2%)
Very Good
15 (3.0%)
Good
363 (71.9%)
Average
116 (23.0%)
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