How much does a 2.00 to 2.99ct I SI2 lab grown oval diamond cost?

As of September 2026, 2.00 to 2.99ct I SI2 lab grown oval diamonds typically cost HK$8,769 HKD to HK$32,054 HKD, with a median price of HK$15,692 HKD. There are currently 345 diamonds matching this specification available across retailers.

Where can I find the best price on a I SI2 oval diamond?

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2.00 to 2.99ct I SI2 Lab Grown Oval

Quick answer

As of September 2026, there are 345 lab grown oval diamonds with I colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run HK$8,769 HKD to HK$32,054 HKD, with a median of HK$15,692 HKD. At least 17 retailers stock this exact specification. Half of all listings fall between HK$7,046 HKD and HK$15,869 HKD per carat. The same specification in natural form lists at a median of about HK$48,824 HKD 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

345

Lowest Price

HK$2,385 HKD

Highest Price

HK$279,730 HKD

Average Price

HK$21,641 HKD

Market Intelligence

Retailers Selling

Price Spread

60.9%

Price Range

Price per carat distribution across retailers

$1,882/ct

10th Percentile

$570

Median

$1,882

90th Percentile

$2,084

Score Distribution

345 diamonds scored across 4 quality tiers

Excellent

82 (23.8%)

Very Good

115 (33.3%)

Good

123 (35.7%)

Average

25 (7.2%)

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Consider Instead

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

J SI2J colour is visually identical to I to the naked eye

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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