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

As of September 2026, 2.00 to 2.99ct J SI1 lab grown oval diamonds typically cost $1,499 SGD to $5,273 SGD, with a median price of $2,401 SGD. There are currently 901 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

2.00 to 2.99ct J SI1 Lab Grown Oval

Quick answer

As of September 2026, there are 901 lab grown oval diamonds with J colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $1,499 SGD to $5,273 SGD, with a median of $2,401 SGD. At least 14 retailers stock this exact specification. Half of all listings fall between $1,194 SGD and $2,529 SGD per carat. The same specification in natural form lists at a median of about $6,899 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

901

Lowest Price

$1,309 SGD

Highest Price

$36,746 SGD

Average Price

$3,256 SGD

Market Intelligence

Retailers Selling

Price Spread

68.9%

Price Range

Price per carat distribution across retailers

$1,525/ct

10th Percentile

$590

Median

$1,525

90th Percentile

$2,116

Score Distribution

901 diamonds scored across 4 quality tiers

Excellent

312 (34.6%)

Very Good

218 (24.2%)

Good

140 (15.5%)

Average

231 (25.6%)

Find Your Diamond

Search 901 J SI1 oval diamonds and compare prices.

Search Diamonds

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