How much does a 1.00 to 1.49ct H VVS1 lab grown marquise diamond cost?

As of November 2026, 1.00 to 1.49ct H VVS1 lab grown marquise diamonds typically cost $709 AUD to $1,767 AUD, with a median price of $1,300 AUD. There are currently 6 diamonds matching this specification available across retailers.

Where can I find the best price on a H VVS1 marquise diamond?

About 10% of these diamonds are available at multiple retailers, with an average price spread of 56%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct H VVS1 Lab Grown Marquise

Quick answer

As of November 2026, there are 6 lab grown marquise diamonds with H colour and VVS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $709 AUD to $1,767 AUD, with a median of $1,300 AUD. At least 28 retailers stock this exact specification, and 10% of the stones appear at more than one of them, with an average price spread of 56%. Half of all listings fall between $599 AUD and $1,182 AUD per carat. The same specification in natural form lists at a median of about $7,985 AUD per carat. Over the last 30 days the median price moved -2.4% and the number of listings moved +3.1%.

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. Marquise lab grown stones in the index: 485 USD per carat, -3.2% 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: November 2026

Available

Lowest Price

$251 AUD

Highest Price

$2,078 AUD

Average Price

$1,265 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

9.8%

Price Spread

55.8%

30-Day Price Trend

-2.4%

30-Day Supply Change

+3.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$734/ct

10th Percentile

$247

Median

$734

90th Percentile

$929

Score Distribution

91 diamonds scored across 4 quality tiers

Excellent

4 (4.4%)

Very Good

2 (2.2%)

Good

21 (23.1%)

Average

64 (70.3%)

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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