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Radiant|Lab Grown|IGI

6.59ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG821678396

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

Certificate IGI LG821678396

Diamond specifications and retailer prices

From HK$15,916 HKD
£1,597 GBP
As of November 2, 2026
Save HK$29,042 HKD (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$44,958 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.59ct lab-grown radiant diamond

This 6.59ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821678396 or 821678396. Listed at 14 retailers as of November 2, 2026, with prices from HK$15,916 to HK$44,958, a HK$29,042 spread on the same certified stone. Brilliant Earth lists it at HK$44,958. 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

6.59
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle52.2°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821678396
Dimensions13.43 × 9.40 × 6.15 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.43 mm9.40 mm6.59 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821678396
Side View
Table 59.0%Crown 52.2°Girdle: MediumPavilion 36.1°Culet: NoneDepth 65.4%

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$44,958 HKD|Low: HK$12,671 HKD|High: HK$87,406 HKD|Avg: HK$30,326 HKD|-48.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2HK$15,916 HKD
Retailer 6HK$17,301 HKD
Retailer 9HK$17,905 HKD
Retailer 5HK$19,805 HKD
Retailer 10HK$21,647 HKD
Retailer 3HK$22,644 HKD
Retailer 12HK$27,263 HKD
Retailer 8HK$32,428 HKD
Retailer 11HK$35,911 HKD
Retailer 7HK$36,500 HKD
Retailer 4HK$42,995 HKD
Brilliant EarthHK$44,958 HKD

42 data points across 12 retailers

14 retailersHK$15,916 HKD to HK$44,958 HKD

Retailer 1
-
HK$9,737 HKD
$1,241 USD
Price last confirmed 25 days ago
Retailer 2
-
HK$11,298 HKD
$1,440 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
HK$15,916 HKD
£1,597 GBP
View
B+
Retailer 4
-
HK$17,301 HKD
$2,205 USD
View
B+
Retailer 5
-
HK$17,905 HKD
$2,282 USD
View
B+
Retailer 6
-
HK$19,805 HKD
€2,404 EUR
View
B+
Retailer 7
-
HK$21,647 HKD
$2,759 USD
View
B+
Retailer 8
-
HK$22,644 HKD
$2,886 USD
View
Retailer 9
-
HK$27,263 HKD
£2,736 GBP
View
Price last confirmed 19 days ago
B
Retailer 10
-
HK$32,428 HKD
$4,133 USD
View
B
Retailer 11
-
HK$35,911 HKD
SGD 6,185 SGD
View
B
Retailer 12
-
HK$36,500 HKD
£3,663 GBP
View
B
Retailer 13
-
HK$42,995 HKD
$5,480 USD
View
Most Expensive
B
Brilliant Earth
21044238A · Nov 2
HK$44,958 HKD
$5,730 USD
View
13 more retailers have this diamond
Prices start from HK$15,916 HKDSave up to HK$29,042 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
6.59ct Radiant
HK$15,916 HKD