1.00 - 1.49ct H SI1 Lab Grown Oval

As of April 2026, there are 577 lab grown oval diamonds with H color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $117 SGD to $190,175 SGD, with an average of $3,221 SGD.

Last updated: April 2026

Available
577
Lowest Price
$117 SGD
Highest Price
$190,175 SGD
Average Price
$3,221 SGD

Market Intelligence

Retailers Selling
29
Cross Retailer %
N/A
Price Spread
52.7%
30-Day Price Trend
N/A
30-Day Supply Change
N/A
Volatility (30d)
N/A

Price Range

Price per carat distribution across retailers

$1,806/ct
10th Percentile
$1,223
Median
$1,806
90th Percentile
$2,689

Score Distribution

577 diamonds scored across 4 quality tiers

Excellent
65 (11.3%)
Very Good
225 (39.0%)
Good
199 (34.5%)
Average
88 (15.3%)

Find Your Diamond

Search 577 H SI1 oval diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

H SI2SI2 inclusions are not visible without magnification
Save 16%

Related Specifications

D IFD VVS1D VVS2D VS1D VS2D SI1E IFE VVS1E VVS2E VS1E VS2E SI1F IFF VVS1F VVS2F VS1F VS2F SI1G IFG VVS1G VVS2G VS1G VS2G SI1H IFH VVS1H VVS2H VS1H VS2H SI1I IFI VVS1I VVS2I VS1I VS2I SI1