0.50 - 0.74ct I SI1 Lab Grown Marquise
As of April 2026, there are 139 lab grown marquise diamonds with I color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from $67 USD to $45,459 USD, with an average of $3,230 USD.
Last updated: April 2026
Available
139
Lowest Price
$67 USD
Highest Price
$45,459 USD
Average Price
$3,230 USD
Market Intelligence
Retailers Selling
18
Cross Retailer %
N/A
Price Spread
63.5%
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
$868
Median
$1,419
90th Percentile
$2,864
Score Distribution
139 diamonds scored across 4 quality tiers
Excellent
16 (11.5%)
Very Good
47 (33.8%)
Good
57 (41.0%)
Average
19 (13.7%)
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