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Radiant|Lab Grown|IGI

8.66ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG610318742

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG610318742

Diamond specifications and retailer prices

From HK$7,399 HKD
$943 USD
As of November 2, 2026
Save HK$35,205 HKD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$42,604 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 8.66ct lab-grown radiant diamond

This 8.66ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG610318742 or 610318742. Listed at 13 retailers as of November 2, 2026, with prices from HK$7,399 to HK$42,604, a HK$35,205 spread on the same certified stone. Brilliant Earth lists it at HK$42,604. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

8.66
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610318742
Dimensions15.01 × 9.99 × 6.73 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.01 mm9.99 mm8.66 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610318742
Side View
Table 65.0%Crown 42.2°Girdle: MediumPavilion 35.5°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$42,604 HKD|Low: HK$7,399 HKD|High: HK$43,938 HKD|Avg: HK$20,777 HKD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 2HK$7,399 HKD
Retailer 4HK$9,831 HKD
Retailer 9HK$9,965 HKD
Retailer 12HK$10,265 HKD
Retailer 13HK$13,048 HKD
Retailer 3HK$13,739 HKD
Retailer 8HK$14,129 HKD
Retailer 11HK$18,493 HKD
Retailer 14HK$23,676 HKD
Retailer 7HK$24,127 HKD
Retailer 6HK$25,867 HKD
Retailer 10HK$29,266 HKD
Retailer 5HK$30,647 HKD
Brilliant EarthHK$42,604 HKD

28 data points across 14 retailers

13 retailersHK$7,399 HKD to HK$42,604 HKD

A
Cheapest Retailer
-
HK$7,399 HKD
$943 USD
Retailer 2
-
HK$8,050 HKD
$1,026 USD
View
Price last confirmed 36 days ago
Retailer 3
-
HK$8,466 HKD
$1,079 USD
View
Price last confirmed 36 days ago
Retailer 4
-
HK$9,831 HKD
$1,253 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
HK$9,965 HKD
$1,270 USD
View
A
Retailer 6
-
HK$13,048 HKD
$1,663 USD
View
B+
Retailer 7
-
HK$13,739 HKD
$1,751 USD
View
A
Retailer 8
-
HK$14,129 HKD
€1,715 EUR
View
B+
Retailer 9
-
HK$18,493 HKD
$2,357 USD
View
B+
Retailer 10
-
HK$23,676 HKD
£2,376 GBP
View
B+
Retailer 11
-
HK$24,127 HKD
$3,075 USD
View
B+
Retailer 12
-
HK$29,266 HKD
£2,937 GBP
View
Most Expensive
B
Brilliant Earth
8695834A · Nov 2
HK$42,604 HKD
$5,430 USD
View
12 more retailers have this diamond
Prices start from HK$7,399 HKDSave up to HK$35,205 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
8.66ct Radiant
HK$7,399 HKD