How much does a 0.75 to 0.99ct I I1 lab grown emerald diamond cost?

As of October 2026, 0.75 to 0.99ct I I1 lab grown emerald diamonds typically cost HK$1,773 HKD to HK$3,539 HKD, with a median price of HK$2,464 HKD. There are currently 7 diamonds matching this specification available across retailers.

Where can I find the best price on a I I1 emerald diamond?

About 82% of these diamonds are available at multiple retailers, with an average price spread of 157%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct I I1 Lab Grown Emerald

Quick answer

As of October 2026, there are 7 lab grown emerald diamonds with I colour and I1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run HK$1,773 HKD to HK$3,539 HKD, with a median of HK$2,464 HKD. At least 8 retailers stock this exact specification, and 82% of the stones appear at more than one of them, with an average price spread of 157%. Half of all listings fall between HK$2,718 HKD and HK$7,839 HKD per carat. The same specification in natural form lists at a median of about HK$10,584 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. Emerald lab grown stones in the index: 451 USD per carat, -8.3% 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$1,663 HKD

Highest Price

HK$11,221 HKD

Average Price

HK$2,590 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

81.8%

Price Spread

156.6%

Price Range

Price per carat distribution across retailers

$417/ct

10th Percentile

$319

Median

$417

90th Percentile

$1,370

Score Distribution

11 diamonds scored across 3 quality tiers

Very Good

4 (36.4%)

Good

5 (45.5%)

Average

2 (18.2%)

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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