How much does a 1.50 to 1.99ct I VVS1 natural oval diamond cost?

As of October 2026, 1.50 to 1.99ct I VVS1 natural oval diamonds typically cost $8,096 AUD to $26,784 AUD, with a median price of $12,864 AUD. There are currently 144 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 43%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I VVS1 Natural Oval

Quick answer

As of October 2026, there are 144 natural oval diamonds with I colour and VVS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $8,096 AUD to $26,784 AUD, with a median of $12,864 AUD. At least 64 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 43%. Half of all listings fall between $7,411 AUD and $11,302 AUD per carat. The same specification in lab grown form lists at a median of about $812 AUD per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +4.5%.

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. Oval natural stones in the index: 2,655 USD per carat, +10.2% 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: October 2026

Available

144

Lowest Price

$4,987 AUD

Highest Price

$36,986 AUD

Average Price

$15,132 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

32.1%

Price Spread

43.3%

30-Day Price Trend

-0.8%

30-Day Supply Change

+4.5%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$6,322/ct

10th Percentile

$4,373

Median

$6,322

90th Percentile

$9,668

Score Distribution

507 diamonds scored across 4 quality tiers

Excellent

136 (26.8%)

Very Good

86 (17.0%)

Good

78 (15.4%)

Average

207 (40.8%)

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Consider Instead

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

J VVS1J colour is visually identical to I to the naked eye

Save 32%

Lab-Grown I VVS1Same specifications, lab-grown origin

Save 91%

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