1.00 to 1.49ct J SI1 Natural Heart
Last updated: August 2026
Available
614
Lowest Price
£619 GBP
Highest Price
£8,476 GBP
Average Price
£1,670 GBP
Market Intelligence
Retailers Selling
45
Cross Retailer %
N/A
Price Spread
51.5%
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
$1,290
Median
$1,873
90th Percentile
$3,160
Score Distribution
614 diamonds scored across 4 quality tiers
Excellent
86 (14.0%)
Very Good
182 (29.6%)
Good
230 (37.5%)
Average
116 (18.9%)
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