How much does a 1.50 to 1.99ct I VVS2 natural marquise diamond cost?

As of October 2026, 1.50 to 1.99ct I VVS2 natural marquise diamonds typically cost $10,378 AUD to $49,452 AUD, with a median price of $15,547 AUD. There are currently 18 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS2 marquise diamond?

About 28% of these diamonds are available at multiple retailers, with an average price spread of 49%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I VVS2 Natural Marquise

Quick answer

As of October 2026, there are 18 natural marquise diamonds with I colour and VVS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $10,378 AUD to $49,452 AUD, with a median of $15,547 AUD. At least 53 retailers stock this exact specification, and 28% of the stones appear at more than one of them, with an average price spread of 49%. Half of all listings fall between $9,065 AUD and $14,682 AUD per carat. The same specification in lab grown form lists at a median of about $826 AUD per carat. Over the last 30 days the median price moved +0.8% and the number of listings moved +12.2%.

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: October 2026

Available

Lowest Price

$8,257 AUD

Highest Price

$52,450 AUD

Average Price

$24,142 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

28.0%

Price Spread

49.2%

30-Day Price Trend

+0.8%

30-Day Supply Change

+12.2%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$8,019/ct

10th Percentile

$5,349

Median

$8,019

90th Percentile

$13,064

Score Distribution

61 diamonds scored across 4 quality tiers

Excellent

13 (21.3%)

Very Good

12 (19.7%)

Good

11 (18.0%)

Average

25 (41.0%)

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Search 18 I VVS2 marquise diamonds and compare prices.

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Consider Instead

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

J VVS2J colour is visually identical to I to the naked eye

Save 40%

Lab-Grown I VVS2Same specifications, lab-grown origin

Save 93%

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