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Heart|Lab Grown|IGI

4.54ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG762542912

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG762542912

Diamond specifications and retailer prices

From HK$8,235 HKD
As of October 30, 2026
Save HK$18,469 HKD (69%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$26,704 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 4.54ct lab-grown heart diamond

This 4.54ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG762542912 or 762542912. Listed at 4 retailers as of October 25, 2026, with prices from HK$8,235 to HK$26,704, a HK$18,469 spread on the same certified stone. MOH London lists it at HK$26,704. 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

4.54
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762542912
Dimensions9.84 × 10.82 × 5.98 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.84 mm10.82 mm4.54 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762542912
Side View
Table 60.0%Crown 37.7°Girdle: THK-VTKPavilion 32°Culet: NoneDepth 55.3%

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$26,704 HKD|Low: HK$7,573 HKD|High: HK$26,813 HKD|Avg: HK$13,584 HKD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 25, 2026
Retailer 8HK$7,573 HKD
Retailer 9HK$7,924 HKD
Retailer 2HK$8,235 HKD
Retailer 5HK$9,858 HKD
Retailer 3HK$9,909 HKD
Retailer 4HK$11,486 HKD
Retailer 7HK$19,821 HKD
Retailer 6HK$20,438 HKD
MOH LondonHK$26,704 HKD

5 data points across 9 retailers

4 retailersHK$8,235 HKD to HK$26,704 HKD

A
Cheapest Retailer
-
HK$8,235 HKD
A
Retailer 2
-
HK$9,909 HKD
$1,263 USD
View
A
Retailer 3
-
HK$11,486 HKD
$1,464 USD
View
Most Expensive
B
MOH London
LG762542912 · Oct 25
HK$26,704 HKD
£2,680 GBP
View
3 more retailers have this diamond
Prices start from HK$8,235 HKDSave up to HK$18,469 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
4.54ct Heart
HK$8,235 HKD