How much does a 1.50 to 1.99ct H VS1 natural cushion diamond cost?

As of October 2026, 1.50 to 1.99ct H VS1 natural cushion diamonds typically cost $6,573 AUD to $17,738 AUD, with a median price of $11,042 AUD. There are currently 404 diamonds matching this specification available across retailers.

Where can I find the best price on a H VS1 cushion diamond?

About 30% of these diamonds are available at multiple retailers, with an average price spread of 55%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct H VS1 Natural Cushion

Quick answer

As of October 2026, there are 404 natural cushion diamonds with H colour and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $6,573 AUD to $17,738 AUD, with a median of $11,042 AUD. At least 61 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 55%. Half of all listings fall between $4,835 AUD and $8,321 AUD per carat. The same specification in lab grown form lists at a median of about $817 AUD per carat. Over the last 30 days the median price moved -1.0% and the number of listings moved +5.7%.

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. Cushion natural stones in the index: 2,948 USD per carat, +1.7% 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

404

Lowest Price

$4,117 AUD

Highest Price

$33,898 AUD

Average Price

$11,748 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

30.3%

Price Spread

55.3%

30-Day Price Trend

-1.0%

30-Day Supply Change

+5.7%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$4,427/ct

10th Percentile

$2,758

Median

$4,427

90th Percentile

$7,216

Score Distribution

1.1K diamonds scored across 4 quality tiers

Excellent

156 (13.7%)

Very Good

233 (20.4%)

Good

301 (26.4%)

Average

451 (39.5%)

Find Your Diamond

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Consider Instead

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

Lab-Grown H VS1Same specifications, lab-grown origin

Save 87%

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