How much does a 0.20 to 0.49ct M VS1 natural round diamond cost?

As of November 6, 2026, 0.20 to 0.49ct M VS1 natural round diamonds typically cost $307 NZD to $938 NZD, with a median price of $489 NZD. There are currently 687 diamonds matching this specification available across retailers.

Where can I find the best price on a M VS1 round diamond?

About 39% of these diamonds are available at multiple retailers, with an average price spread of 60%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct M VS1 Natural Round

Quick answer

As of November 6, 2026, there are 687 natural round diamonds with M colour and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $307 NZD to $938 NZD, with a median of $489 NZD. Half of all listings fall between $1,117 NZD and $2,023 NZD per carat. The same specification in lab grown form lists at a median of about $874 NZD per carat. Over the last 30 days the median price moved -2.3% and the number of listings moved +25.2%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Round natural stones in the index: 2,124 USD per carat, -6.9% month on month. See the full index release

Figures come from current listings across more than 125 retailers. The index is a monthly release.

Last updated: November 6, 2026

Available

687

Lowest Price

$148 NZD

Highest Price

$2,446 NZD

Average Price

$615 NZD

Market Intelligence

Cross Retailer %

38.7%

Price Spread

60.4%

30-Day Price Trend

-2.3%

30-Day Supply Change

+25.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$844/ct

10th Percentile

$492

Median

$844

90th Percentile

$1,378

Score Distribution

687 diamonds scored across 4 quality tiers

Excellent

204 (29.7%)

Very Good

165 (24.0%)

Good

270 (39.3%)

Average

48 (7.0%)

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Consider Instead

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

Lab Grown M VS1

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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