How much does a 1.00 to 1.49ct D VS1 lab grown radiant diamond cost?

As of October 2026, 1.00 to 1.49ct D VS1 lab grown radiant diamonds typically cost $270 AUD to $1,375 AUD, with a median price of $763 AUD. There are currently 5,524 diamonds matching this specification available across retailers.

Where can I find the best price on a D VS1 radiant diamond?

About 32% of these diamonds are available at multiple retailers, with an average price spread of 73%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 5,524 lab grown radiant diamonds with D colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $270 AUD to $1,375 AUD, with a median of $763 AUD. At least 56 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 73%. Half of all listings fall between $432 AUD and $946 AUD per carat. The same specification in natural form lists at a median of about $7,561 AUD per carat. Over the last 30 days the median price moved +12.8% and the number of listings moved +17.8%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

5,524

Lowest Price

$140 AUD

Highest Price

$3,402 AUD

Average Price

$773 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

32.2%

Price Spread

73.5%

30-Day Price Trend

+12.8%

30-Day Supply Change

+17.8%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$491/ct

10th Percentile

$194

Median

$491

90th Percentile

$987

Score Distribution

7.5K diamonds scored across 4 quality tiers

Excellent

2,309 (30.7%)

Very Good

1,014 (13.5%)

Good

3,288 (43.7%)

Average

909 (12.1%)

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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