1.00 to 1.49ct J SI1 Lab Grown Round
Last updated: June 2026
Available
4,595
Lowest Price
$177 NZD
Highest Price
$422,850 NZD
Average Price
$6,235 NZD
Market Intelligence
Retailers Selling
28
Cross Retailer %
N/A
Price Spread
54.0%
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
$1,368
Median
$1,626
90th Percentile
$3,126
Score Distribution
4.6K diamonds scored across 4 quality tiers
Excellent
356 (7.7%)
Very Good
2,292 (49.9%)
Good
1,052 (22.9%)
Average
895 (19.5%)
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