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Heart|Lab Grown|IGI

4.51ct E VS1 Heart Lab Grown Diamond

E/VS1 • IGI LG779650909

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG779650909

Diamond specifications and retailer prices

From HK$5,570 HKD
$710 USD
As of October 30, 2026
Save HK$43,857 HKD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$49,428 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown heart diamond

This 4.51ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG779650909 or 779650909. Listed at 11 retailers as of October 30, 2026, with prices from HK$5,570 to HK$49,428, a HK$43,857 spread on the same certified stone. Do Amore Diamonds lists it at HK$49,428. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.51
Carat
E
Colour
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779650909
Dimensions10.14 × 11.58 × 6.60 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.14 mm11.58 mm4.51 ctE / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779650909
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 41°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$49,428 HKD|Low: HK$5,570 HKD|High: HK$49,428 HKD|Avg: HK$16,416 HKD
Do Amore Diamonds
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
October 31, 2026
Retailer 15HK$5,570 HKD
Retailer 11HK$6,057 HKD
Retailer 14HK$6,216 HKD
Retailer 7HK$8,536 HKD
Retailer 12HK$9,870 HKD
Retailer 13HK$10,490 HKD
Retailer 9HK$10,513 HKD
Retailer 4HK$11,723 HKD
Retailer 2HK$15,279 HKD
Retailer 10HK$15,911 HKD
Retailer 3HK$20,054 HKD
Retailer 6HK$20,838 HKD
Retailer 8HK$26,873 HKD
Retailer 5HK$28,161 HKD
Do Amore DiamondsHK$49,428 HKD

14 data points across 15 retailers

11 retailersHK$5,570 HKD to HK$49,428 HKD

A
Cheapest Retailer
-
HK$5,570 HKD
$710 USD
A
Retailer 2
-
HK$6,057 HKD
$772 USD
View
Retailer 3
-
HK$6,216 HKD
£624 GBP
View
Price last confirmed 17 days ago
A
Retailer 4
-
HK$9,870 HKD
$1,258 USD
View
B+
Retailer 5
-
HK$10,490 HKD
$1,337 USD
View
B+
Retailer 6
-
HK$10,513 HKD
$1,340 USD
View
B+
Retailer 7
-
HK$15,279 HKD
A$2,996 AUD
View
B+
Retailer 8
-
HK$15,911 HKD
$2,028 USD
View
B+
Retailer 9
-
HK$20,054 HKD
$2,556 USD
View
B
Retailer 10
-
HK$26,873 HKD
£2,697 GBP
View
Most Expensive
C
Do Amore Diamonds
27-58B4D2AB3 · Oct 31
HK$49,428 HKD
$6,300 USD
View
10 more retailers have this diamond
Prices start from HK$5,570 HKDSave up to HK$43,857 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
4.51ct Heart
HK$5,570 HKD