1.00 to 1.49ct G SI1 Lab Grown Marquise
Last updated: June 2026
Available
285
Lowest Price
$251 CAD
Highest Price
$15,324 CAD
Average Price
$1,702 CAD
Market Intelligence
Retailers Selling
18
Cross Retailer %
N/A
Price Spread
50.1%
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
$324
Median
$485
90th Percentile
$1,577
Score Distribution
285 diamonds scored across 4 quality tiers
Excellent
70 (24.6%)
Very Good
64 (22.5%)
Good
73 (25.6%)
Average
78 (27.4%)
Find Your Diamond
Search 285 G SI1 marquise diamonds and compare prices.
Search Diamonds