How much does a 1.00 to 1.49ct I VS2 lab grown round diamond cost?

As of September 2026, 1.00 to 1.49ct I VS2 lab grown round diamonds typically cost $902 AUD to $4,153 AUD, with a median price of $1,895 AUD. There are currently 664 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 round diamond?

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

1.00 to 1.49ct I VS2 Lab Grown Round

Quick answer

As of September 2026, there are 664 lab grown round diamonds with I colour and VS2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $902 AUD to $4,153 AUD, with a median of $1,895 AUD. At least 38 retailers stock this exact specification. Half of all listings fall between $1,613 AUD and $7,199 AUD per carat. The same specification in natural form lists at a median of about $5,191 AUD 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. Round lab grown stones in the index: 438 USD per carat, -14.1% 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

664

Lowest Price

$161 AUD

Highest Price

$16,047 AUD

Average Price

$2,440 AUD

Market Intelligence

Retailers Selling

Price Spread

174.7%

Price Range

Price per carat distribution across retailers

$2,279/ct

10th Percentile

$454

Median

$2,279

90th Percentile

$6,248

Score Distribution

664 diamonds scored across 4 quality tiers

Excellent

48 (7.2%)

Very Good

176 (26.5%)

Good

325 (48.9%)

Average

115 (17.3%)

Find Your Diamond

Search 664 I VS2 round diamonds and compare prices.

Search Diamonds

Consider Instead

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

J VS2J colour is visually identical to I to the naked eye

Save 43%

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