1.50 - 1.99ct G SI1 Lab Grown Radiant
As of April 2026, there are 703 lab grown radiant diamonds with G color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥16,657 JPY to ￥13,204,776 JPY, with an average of ￥242,790 JPY.
Last updated: April 2026
Available
703
Lowest Price
￥16,657 JPY
Highest Price
￥13,204,776 JPY
Average Price
￥242,790 JPY
Market Intelligence
Retailers Selling
30
Cross Retailer %
N/A
Price Spread
75.6%
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
$203
Median
$419
90th Percentile
$1,587
Score Distribution
703 diamonds scored across 4 quality tiers
Excellent
168 (23.9%)
Very Good
199 (28.3%)
Good
187 (26.6%)
Average
149 (21.2%)
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