0.50 - 0.74ct J SI1 Lab Grown Round
As of April 2026, there are 4,914 lab grown round diamonds with J color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from $188 NZD to $150,537 NZD, with an average of $4,002 NZD.
Last updated: April 2026
Available
4,914
Lowest Price
$188 NZD
Highest Price
$150,537 NZD
Average Price
$4,002 NZD
Market Intelligence
Retailers Selling
40
Cross Retailer %
N/A
Price Spread
39.3%
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
$737
Median
$1,032
90th Percentile
$1,732
Score Distribution
4.9K diamonds scored across 4 quality tiers
Excellent
965 (19.6%)
Very Good
2,022 (41.1%)
Good
1,319 (26.8%)
Average
608 (12.4%)
Find Your Diamond
Search 4,914 J SI1 round diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.