How much does a 1.00 to 1.49ct D VS1 lab grown cushion diamond cost?

As of October 2026, 1.00 to 1.49ct D VS1 lab grown cushion diamonds typically cost HK$1,561 HKD to HK$8,442 HKD, with a median price of HK$3,695 HKD. There are currently 4,200 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 79%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D VS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 4,200 lab grown cushion diamonds with D colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run HK$1,561 HKD to HK$8,442 HKD, with a median of HK$3,695 HKD. At least 56 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 79%. Half of all listings fall between HK$2,676 HKD and HK$5,525 HKD per carat. The same specification in natural form lists at a median of about HK$33,307 HKD per carat. Over the last 30 days the median price moved +4.6% and the number of listings moved +16.1%.

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 lab grown stones in the index: 516 USD per carat, +6.9% 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

4,200

Lowest Price

HK$1,263 HKD

Highest Price

HK$20,948 HKD

Average Price

HK$4,329 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

36.1%

Price Spread

78.5%

30-Day Price Trend

+4.6%

30-Day Supply Change

+16.1%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$462/ct

10th Percentile

$243

Median

$462

90th Percentile

$1,037

Score Distribution

8.8K diamonds scored across 5 quality tiers

Exceptional

1 (0.0%)

Excellent

3,323 (37.7%)

Very Good

1,035 (11.7%)

Good

1,484 (16.8%)

Average

2,977 (33.8%)

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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