0.20 - 0.49ct J SI1 Natural Heart
As of April 2026, there are 1,356 natural heart diamonds with J color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from ￥25,361 JPY to ￥23,973,075 JPY, with an average of ￥668,734 JPY.
Last updated: April 2026
Available
1,356
Lowest Price
￥25,361 JPY
Highest Price
￥23,973,075 JPY
Average Price
￥668,734 JPY
Market Intelligence
Retailers Selling
6
Cross Retailer %
N/A
Price Spread
36.7%
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
$625
Median
$1,242
90th Percentile
$1,662
Score Distribution
1.4K diamonds scored across 4 quality tiers
Excellent
219 (16.2%)
Very Good
399 (29.4%)
Good
482 (35.5%)
Average
256 (18.9%)
Find Your Diamond
Search 1,356 J SI1 heart diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.