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Heart|Lab Grown|IGI

4.53ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG810641970

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG810641970

Diamond specifications and retailer prices

From HK$7,934 HKD
As of October 30, 2026
Save HK$18,611 HKD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$28,048 HKD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.53ct lab-grown heart diamond

This 4.53ct 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 LG810641970 or 810641970. Listed at 10 retailers as of October 29, 2026, with a 235% 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

4.53
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810641970
Dimensions11.25 × 10.42 × 6.73 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.25 mm10.42 mm4.53 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810641970
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.8%

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$28,048 HKD|Low: HK$7,130 HKD|High: HK$30,779 HKD|Avg: HK$16,559 HKD
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8HK$7,934 HKD
Retailer 6HK$9,642 HKD
Retailer 2HK$10,769 HKD
Retailer 3HK$10,849 HKD
Retailer 5HK$10,890 HKD
Retailer 7HK$15,644 HKD
Retailer 10HK$23,179 HKD
Retailer 9HK$24,251 HKD
Retailer 4HK$26,544 HKD
Novita DiamondsHK$28,048 HKD

41 data points across 10 retailers

10 retailersHK$7,934 HKD to HK$26,544 HKD

A
Cheapest Retailer
-
HK$7,934 HKD
A
Retailer 2
-
HK$9,642 HKD
$1,229 USD
View
A
Retailer 3
-
HK$10,769 HKD
£1,081 GBP
View
A
Retailer 4
-
HK$10,849 HKD
€1,317 EUR
View
A
Retailer 5
-
HK$10,890 HKD
$1,388 USD
View
B+
Retailer 6
-
HK$15,644 HKD
$1,994 USD
View
B+
Retailer 7
-
HK$23,179 HKD
$2,954 USD
View
B
Retailer 8
-
HK$24,251 HKD
$3,091 USD
View
B
Retailer 9
-
HK$26,544 HKD
£2,664 GBP
View
Most Expensive
Novita Diamonds
cert_810641970 · Oct 8
HK$28,048 HKD
A$5,500 AUD
View
Price last confirmed 22 days ago
9 more retailers have this diamond
Prices start from HK$7,934 HKDSave up to HK$18,611 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
4.53ct Heart
HK$7,934 HKD