1.00 to 1.49ct J SI1 Natural Cushion
Last updated: July 2026
Available
686
Lowest Price
$675 USD
Highest Price
$6,794 USD
Average Price
$2,121 USD
Market Intelligence
Retailers Selling
48
Cross Retailer %
N/A
Price Spread
57.3%
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
$1,070
Median
$1,714
90th Percentile
$2,869
Score Distribution
686 diamonds scored across 4 quality tiers
Excellent
96 (14.0%)
Very Good
241 (35.1%)
Good
162 (23.6%)
Average
187 (27.3%)
Find Your Diamond
Search 686 J SI1 cushion diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.