How much does a 5.00ct+ D SI1 lab grown asscher diamond cost?

As of October 2026, 5.00ct+ D SI1 lab grown asscher diamonds typically cost HK$8,742 HKD to HK$8,817 HKD, with a median price of HK$8,779 HKD. There are currently 2 diamonds matching this specification available across retailers.

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

About 67% of these diamonds are available at multiple retailers, with an average price spread of 147%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ D SI1 Lab Grown Asscher

Quick answer

As of October 2026, there are 2 lab grown asscher diamonds with D colour and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$8,742 HKD to HK$8,817 HKD, with a median of HK$8,779 HKD. At least 20 retailers stock this exact specification, and 67% of the stones appear at more than one of them, with an average price spread of 147%. Half of all listings fall between HK$1,601 HKD and HK$5,074 HKD per carat.

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$8,732 HKD

Highest Price

HK$31,177 HKD

Average Price

HK$8,779 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

66.7%

Price Spread

146.9%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$301/ct

10th Percentile

$152

Median

$301

90th Percentile

$787

Score Distribution

2 diamonds scored across 1 quality tiers

Excellent

2 (100.0%)

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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