How much does a 3.00 to 4.99ct E SI1 lab grown asscher diamond cost?

As of October 2026, 3.00 to 4.99ct E SI1 lab grown asscher diamonds typically cost HK$3,814 HKD to HK$19,775 HKD, with a median price of HK$9,733 HKD. There are currently 49 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI1 asscher diamond?

About 37% of these diamonds are available at multiple retailers, with an average price spread of 84%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E SI1 Lab Grown Asscher

Quick answer

As of October 2026, there are 49 lab grown asscher diamonds with E colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$3,814 HKD to HK$19,775 HKD, with a median of HK$9,733 HKD. At least 29 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 84%. Half of all listings fall between HK$1,926 HKD and HK$4,599 HKD per carat. The same specification in natural form lists at a median of about HK$90,645 HKD per carat. Over the last 30 days the median price moved -4.1% and the number of listings moved +56.3%.

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$3,029 HKD

Highest Price

HK$53,042 HKD

Average Price

HK$11,938 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

37.3%

Price Spread

83.9%

30-Day Price Trend

-4.1%

30-Day Supply Change

+56.3%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$406/ct

10th Percentile

$189

Median

$406

90th Percentile

$910

Score Distribution

56 diamonds scored across 4 quality tiers

Excellent

13 (23.2%)

Very Good

14 (25.0%)

Good

27 (48.2%)

Average

2 (3.6%)

Find Your Diamond

Search 49 E SI1 asscher diamonds and compare prices.

Search Diamonds

Consider Instead

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

F SI1F colour is visually identical to E to the naked eye

Save 7%

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