How much does a 5.00ct+ E FL natural marquise diamond cost?

As of September 2026, 5.00ct+ E FL natural marquise diamonds typically cost HK$1,990,911 HKD to HK$3,649,145 HKD, with a median price of HK$2,407,634 HKD. There are currently 7 diamonds matching this specification available across retailers.

Where can I find the best price on a E FL marquise diamond?

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5.00ct+ E FL Natural Marquise

Quick answer

As of September 2026, there are 7 natural marquise diamonds with E colour and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$1,990,911 HKD to HK$3,649,145 HKD, with a median of HK$2,407,634 HKD. At least 18 retailers stock this exact specification. Half of all listings fall between HK$701,949 HKD and HK$802,582 HKD per carat. The same specification in lab grown form lists at a median of about HK$58,829 HKD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Marquise natural stones in the index: 2,114 USD per carat, -8.8% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

HK$1,608,946 HKD

Highest Price

HK$4,460,696 HKD

Average Price

HK$2,733,243 HKD

Market Intelligence

Retailers Selling

Price Spread

13.0%

Price Range

Price per carat distribution across retailers

$98,587/ct

10th Percentile

$80,217

Median

$98,587

90th Percentile

$115K

Score Distribution

7 diamonds scored across 3 quality tiers

Excellent

2 (28.6%)

Very Good

2 (28.6%)

Good

3 (42.9%)

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