How much does a 3.00 to 4.99ct I VS1 lab grown asscher diamond cost?

As of October 2026, 3.00 to 4.99ct I VS1 lab grown asscher diamonds typically cost HK$6,346 HKD to HK$30,014 HKD, with a median price of HK$20,032 HKD. There are currently 10 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 285%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS1 Lab Grown Asscher

Quick answer

As of October 2026, there are 10 lab grown asscher diamonds with I colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$6,346 HKD to HK$30,014 HKD, with a median of HK$20,032 HKD. At least 38 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 285%. Half of all listings fall between HK$3,767 HKD and HK$25,728 HKD per carat. The same specification in natural form lists at a median of about HK$75,413 HKD per carat. Over the last 30 days the median price moved +23.6% and the number of listings moved +12.5%.

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. Asscher lab grown stones in the index: 470 USD per carat, -4.3% 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

Lowest Price

HK$3,214 HKD

Highest Price

HK$159,216 HKD

Average Price

HK$21,359 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

36.9%

Price Spread

285.2%

30-Day Price Trend

+23.6%

30-Day Supply Change

+12.5%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$981/ct

10th Percentile

$278

Median

$981

90th Percentile

$5,994

Score Distribution

10 diamonds scored across 3 quality tiers

Excellent

2 (20.0%)

Very Good

7 (70.0%)

Good

1 (10.0%)

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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