How much does a 2.00 to 2.99ct D SI1 lab grown oval diamond cost?

As of October 2026, 2.00 to 2.99ct D SI1 lab grown oval diamonds typically cost $443 SGD to $2,879 SGD, with a median price of $1,159 SGD. There are currently 168 diamonds matching this specification available across retailers.

Where can I find the best price on a D SI1 oval diamond?

About 27% of these diamonds are available at multiple retailers, with an average price spread of 89%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct D SI1 Lab Grown Oval

Quick answer

As of October 2026, there are 168 lab grown oval diamonds with D colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $443 SGD to $2,879 SGD, with a median of $1,159 SGD. At least 37 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 89%. Half of all listings fall between $339 SGD and $824 SGD per carat. The same specification in natural form lists at a median of about $14,638 SGD per carat. Over the last 30 days the median price moved +24.7% and the number of listings moved +17.6%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Oval lab grown stones in the index: 453 USD per carat, -7.4% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

168

Lowest Price

$306 SGD

Highest Price

$6,357 SGD

Average Price

$1,441 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

27.2%

Price Spread

88.5%

30-Day Price Trend

+24.7%

30-Day Supply Change

+17.6%

Volatility (30d)

0.09

Price Range

Price per carat distribution across retailers

$427/ct

10th Percentile

$165

Median

$427

90th Percentile

$879

Score Distribution

420 diamonds scored across 4 quality tiers

Excellent

90 (21.4%)

Very Good

43 (10.2%)

Good

74 (17.6%)

Average

213 (50.7%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1