How much does a 5.00ct+ I VS1 lab grown asscher diamond cost?

As of October 2026, 5.00ct+ I VS1 lab grown asscher diamonds typically cost HK$13,436 HKD to HK$115,546 HKD, with a median price of HK$46,843 HKD. There are currently 8 diamonds matching this specification available across retailers.

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

About 27% of these diamonds are available at multiple retailers, with an average price spread of 53%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ I VS1 Lab Grown Asscher

Quick answer

As of October 2026, there are 8 lab grown asscher diamonds with I colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$13,436 HKD to HK$115,546 HKD, with a median of HK$46,843 HKD. At least 23 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 53%. Half of all listings fall between HK$3,088 HKD and HK$5,214 HKD per carat. Over the last 30 days the median price moved -1.0% and the number of listings moved -0.8%.

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$4,637 HKD

Highest Price

HK$200,967 HKD

Average Price

HK$63,149 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

27.3%

Price Spread

53.1%

30-Day Price Trend

-1.0%

30-Day Supply Change

-0.8%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$510/ct

10th Percentile

$271

Median

$510

90th Percentile

$855

Score Distribution

8 diamonds scored across 3 quality tiers

Excellent

2 (25.0%)

Very Good

2 (25.0%)

Average

4 (50.0%)

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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