1.00 - 1.49ct G SI2 Lab Grown Heart
As of April 2026, there are 187 lab grown heart diamonds with G color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from ￥39,701 JPY to ￥18,785,522 JPY, with an average of ￥402,823 JPY.
Last updated: April 2026
Available
187
Lowest Price
￥39,701 JPY
Highest Price
￥18,785,522 JPY
Average Price
￥402,823 JPY
Market Intelligence
Retailers Selling
17
Cross Retailer %
N/A
Price Spread
43.8%
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
$1,026
Median
$1,345
90th Percentile
$2,196
Score Distribution
187 diamonds scored across 4 quality tiers
Excellent
25 (13.4%)
Very Good
53 (28.3%)
Good
41 (21.9%)
Average
68 (36.4%)
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