How much does a 0.20 to 0.49ct G VVS1 natural marquise diamond cost?

As of November 2026, 0.20 to 0.49ct G VVS1 natural marquise diamonds typically cost $477 AUD to $1,469 AUD, with a median price of $761 AUD. There are currently 439 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 34%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct G VVS1 Natural Marquise

Quick answer

As of November 2026, there are 439 natural marquise diamonds with G colour and VVS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $477 AUD to $1,469 AUD, with a median of $761 AUD. At least 15 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 34%. Half of all listings fall between $1,898 AUD and $2,750 AUD per carat. The same specification in lab grown form lists at a median of about $925 AUD per carat. Over the last 30 days the median price moved -1.1% and the number of listings moved +1.8%.

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. Marquise natural stones in the index: 2,268 USD per carat, +10.8% 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

439

Lowest Price

$324 AUD

Highest Price

$2,505 AUD

Average Price

$850 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

41.7%

Price Spread

34.3%

30-Day Price Trend

-1.1%

30-Day Supply Change

+1.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$1,745/ct

10th Percentile

$975

Median

$1,745

90th Percentile

$2,432

Score Distribution

1.0K diamonds scored across 5 quality tiers

Exceptional

1 (0.1%)

Excellent

263 (25.7%)

Very Good

260 (25.4%)

Good

156 (15.3%)

Average

342 (33.5%)

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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