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Heart|Lab Grown|IGI

5.09ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG821676234

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821676234

Diamond specifications and retailer prices

From HK$6,065 HKD
$773 USD
As of October 30, 2026
Save HK$33,635 HKD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$73,514 HKD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821676234 or 821676234. Listed at 16 retailers as of October 30, 2026, with a 555% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.09
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821676234
Dimensions12.20 × 10.30 × 6.96 mm
L/W Ratio1.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.20 mm10.30 mm5.09 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821676234
Side View
Table 62.0%Crown 38.4°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 57.0%

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: Oct 30
Current: HK$39,699 HKD|Low: HK$7,038 HKD|High: HK$73,514 HKD|Avg: HK$19,132 HKD|-46.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11HK$7,038 HKD
Retailer 4HK$7,620 HKD
Retailer 10HK$8,434 HKD
Retailer 5HK$10,787 HKD
Retailer 3HK$11,384 HKD
Retailer 6HK$14,264 HKD
Retailer 7HK$14,297 HKD
Retailer 8HK$16,735 HKD
Retailer 9HK$22,431 HKD
Retailer 2HK$26,375 HKD
Brilliant EarthHK$39,699 HKD

34 data points across 11 retailers

16 retailersHK$6,065 HKD to HK$39,699 HKD

A
Cheapest Retailer
-
HK$6,065 HKD
$773 USD
Retailer 2
-
HK$6,943 HKD
$885 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
HK$7,038 HKD
$897 USD
View
Retailer 4
-
HK$7,038 HKD
$897 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
HK$7,620 HKD
£765 GBP
View
A
Retailer 6
-
HK$8,434 HKD
$1,075 USD
View
A
Retailer 7
-
HK$10,787 HKD
£1,083 GBP
View
B+
Retailer 8
-
HK$11,384 HKD
$1,451 USD
View
A
Retailer 9
-
HK$14,264 HKD
A$2,797 AUD
View
B+
Retailer 10
-
HK$14,297 HKD
ZAR 29,438 ZAR
View
B+
Retailer 11
-
HK$16,735 HKD
$2,133 USD
View
B+
Retailer 12
-
HK$19,787 HKD
$2,522 USD
View
B+
Retailer 13
-
HK$22,431 HKD
$2,859 USD
View
B+
Retailer 14
-
HK$26,375 HKD
£2,647 GBP
View
B
Retailer 15
-
HK$39,699 HKD
$5,060 USD
View
Most Expensive
Brilliant Earth
20968995A · Oct 10
HK$73,514 HKD
$9,370 USD
View
Price last confirmed 22 days ago
15 more retailers have this diamond
Prices start from HK$6,065 HKDSave up to HK$33,635 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
5.09ct Heart
HK$6,065 HKD