How much does a 0.20 to 0.49ct J VS1 natural oval diamond cost?

As of October 2026, 0.20 to 0.49ct J VS1 natural oval diamonds typically cost $294 USD to $664 USD, with a median price of $474 USD. There are currently 162 diamonds matching this specification available across retailers.

Where can I find the best price on a J VS1 oval diamond?

About 60% of these diamonds are available at multiple retailers, with an average price spread of 17%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct J VS1 Natural Oval

Quick answer

As of October 2026, there are 162 natural oval diamonds with J color and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $294 USD to $664 USD, with a median of $474 USD. At least 9 retailers stock this exact specification, and 60% of the stones appear at more than one of them, with an average price spread of 17%. Half of all listings fall between $1,166 USD and $1,386 USD per carat. The same specification in lab grown form lists at a median of about $527 USD per carat. Over the last 30 days the median price moved -12.3% and the number of listings moved +29.2%.

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. 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

162

Lowest Price

$149 USD

Highest Price

$1,419 USD

Average Price

$481 USD

Market Intelligence

Retailers Selling

Cross Retailer %

60.0%

Price Spread

17.1%

30-Day Price Trend

-12.3%

30-Day Supply Change

+29.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,287/ct

10th Percentile

$964

Median

$1,287

90th Percentile

$1,612

Score Distribution

398 diamonds scored across 4 quality tiers

Excellent

54 (13.6%)

Very Good

81 (20.4%)

Good

78 (19.6%)

Average

185 (46.5%)

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Consider Instead

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

J VS2VS2 inclusions are not visible without magnification

Save 9%

Lab-Grown J VS1Same specifications, lab-grown origin

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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