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

As of September 2026, 2.00 to 2.99ct E SI1 lab grown oval diamonds typically cost $634 SGD to $3,336 SGD, with a median price of $931 SGD. There are currently 740 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct E SI1 Lab Grown Oval

Quick answer

As of September 2026, there are 740 lab grown oval diamonds with E colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $634 SGD to $3,336 SGD, with a median of $931 SGD. At least 31 retailers stock this exact specification. Half of all listings fall between $382 SGD and $767 SGD per carat. The same specification in natural form lists at a median of about $14,275 SGD per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Oval lab grown stones in the index: 487 USD per carat, -11.2% month on month. See the full index release

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

Last updated: September 2026

Available

740

Lowest Price

$257 SGD

Highest Price

$49,971 SGD

Average Price

$1,538 SGD

Market Intelligence

Retailers Selling

Price Spread

86.7%

Price Range

Price per carat distribution across retailers

$350/ct

10th Percentile

$247

Median

$350

90th Percentile

$1,049

Score Distribution

740 diamonds scored across 4 quality tiers

Excellent

96 (13.0%)

Very Good

118 (15.9%)

Good

102 (13.8%)

Average

424 (57.3%)

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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