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Heart|Lab Grown|IGI

5.09ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG654482920

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG654482920

Diamond specifications and retailer prices

From HK$8,450 HKD
$1,077 USD
As of October 30, 2026
Save HK$25,785 HKD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$34,234 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG654482920 or 654482920. Listed at 21 retailers as of October 30, 2026, with prices from HK$8,450 to HK$34,234, a HK$25,785 spread on the same certified stone. Taylor and Hart lists it at HK$34,234. 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
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654482920
Dimensions10.26 × 11.78 × 7.22 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.26 mm11.78 mm5.09 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654482920
Side View
Table 54.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.3%

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$19,858 HKD|Low: HK$8,112 HKD|High: HK$33,629 HKD|Avg: HK$18,030 HKD|+0.1%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 15HK$8,450 HKD
Retailer 5HK$9,454 HKD
Retailer 7HK$9,799 HKD
Retailer 16HK$9,799 HKD
Retailer 10HK$10,642 HKD
Retailer 14HK$11,180 HKD
Retailer 9HK$13,055 HKD
Retailer 11HK$14,193 HKD
Retailer 3HK$15,597 HKD
Retailer 4HK$18,367 HKD
Retailer 1HK$19,858 HKD
Retailer 17HK$19,873 HKD
Retailer 12HK$19,908 HKD
Retailer 2HK$28,370 HKD
Retailer 6HK$29,857 HKD
Retailer 8HK$30,388 HKD
Retailer 13HK$33,409 HKD

44 data points across 17 retailers

21 retailersHK$8,450 HKD to HK$34,234 HKD

A
Cheapest Retailer
-
HK$8,450 HKD
$1,077 USD
A
Retailer 2
-
HK$9,187 HKD
$1,171 USD
View
A
Retailer 3
-
HK$9,454 HKD
$1,205 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,799 HKD
$1,249 USD
View
Retailer 5
-
HK$9,799 HKD
$1,249 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$10,545 HKD
View
A
Retailer 7
-
HK$10,642 HKD
£1,068 GBP
View
A
Retailer 8
-
HK$11,180 HKD
$1,425 USD
View
A
Retailer 9
-
HK$13,055 HKD
$1,664 USD
View
A
Retailer 10
-
HK$14,193 HKD
£1,424 GBP
View
B+
Retailer 11
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HK$15,597 HKD
$1,988 USD
View
B+
Retailer 12
-
HK$18,367 HKD
$2,341 USD
View
B+
Retailer 13
-
HK$19,183 HKD
$2,445 USD
View
B+
Retailer 14
-
HK$19,858 HKD
A$3,894 AUD
View
B+
Retailer 15
-
HK$19,873 HKD
$2,533 USD
View
B+
Retailer 16
-
HK$19,908 HKD
ZAR 40,993 ZAR
View
B
Retailer 17
-
HK$28,370 HKD
$3,616 USD
View
B
Retailer 18
-
HK$29,857 HKD
$3,805 USD
View
B
Retailer 19
-
HK$30,388 HKD
SGD 5,234 SGD
View
B
Retailer 20
-
HK$33,409 HKD
£3,353 GBP
View
Most Expensive
B
Taylor and Hart
KI3BDD8 · Oct 31
HK$34,234 HKD
$4,363 USD
View
20 more retailers have this diamond
Prices start from HK$8,450 HKDSave up to HK$25,785 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$8,450 HKD