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Heart|Lab Grown|IGI

4.55ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG804629390

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804629390

Diamond specifications and retailer prices

From HK$5,796 HKD
£582 GBP
As of October 30, 2026
Save HK$20,240 HKD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$31,863 HKD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804629390 or 804629390. Listed at 21 retailers as of October 26, 2026, with a 349% 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

4.55
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804629390
Dimensions10.37 × 11.65 × 6.67 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm11.65 mm4.55 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804629390
Side View
Table 58.0%Crown 33.2°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 57.3%

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$31,863 HKD|Low: HK$5,776 HKD|High: HK$31,919 HKD|Avg: HK$15,051 HKD|-0.2%
Novita 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 2HK$5,796 HKD
Retailer 5HK$5,978 HKD
Retailer 20HK$6,504 HKD
Retailer 6HK$6,692 HKD
Retailer 17HK$6,936 HKD
Retailer 14HK$7,618 HKD
Retailer 7HK$8,134 HKD
Retailer 16HK$8,316 HKD
Retailer 4HK$9,854 HKD
Retailer 13HK$10,606 HKD
Retailer 8HK$11,227 HKD
Retailer 15HK$14,766 HKD
Retailer 12HK$16,309 HKD
Retailer 19HK$16,319 HKD
Retailer 10HK$16,500 HKD
Retailer 11HK$19,504 HKD
Retailer 9HK$22,517 HKD
Retailer 21HK$23,949 HKD
Retailer 3HK$25,051 HKD
Retailer 18HK$26,036 HKD
Novita DiamondsHK$31,863 HKD

29 data points across 21 retailers

21 retailersHK$5,796 HKD to HK$26,036 HKD

A
Cheapest Retailer
-
HK$5,796 HKD
£582 GBP
A
Retailer 2
-
HK$5,978 HKD
$762 USD
View
A
Retailer 3
-
HK$6,504 HKD
$829 USD
View
A
Retailer 4
-
HK$6,692 HKD
$853 USD
View
Final sale: no returns
A
Retailer 5
-
HK$6,936 HKD
$884 USD
View
Retailer 6
-
HK$7,618 HKD
$971 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
HK$8,134 HKD
View
A
Retailer 8
-
HK$8,316 HKD
$1,060 USD
View
A
Retailer 9
-
HK$9,854 HKD
$1,256 USD
View
A
Retailer 10
-
HK$10,606 HKD
£1,064 GBP
View
A
Retailer 11
-
HK$11,227 HKD
$1,431 USD
View
A
Retailer 12
-
HK$14,766 HKD
ZAR 30,404 ZAR
View
Retailer 13
-
HK$16,309 HKD
A$3,198 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$16,319 HKD
$2,080 USD
View
A
Retailer 15
-
HK$16,500 HKD
$2,103 USD
View
B+
Retailer 16
-
HK$19,504 HKD
$2,486 USD
View
B+
Retailer 17
-
HK$22,517 HKD
$2,870 USD
View
B+
Retailer 18
-
HK$23,949 HKD
$3,053 USD
View
B+
Retailer 19
-
HK$25,051 HKD
$3,193 USD
View
B+
Retailer 20
-
HK$26,036 HKD
£2,613 GBP
View
Most Expensive
Novita Diamonds
cert_804629390 · Oct 8
HK$31,863 HKD
A$6,248 AUD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from HK$5,796 HKDSave up to HK$20,240 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
4.55ct Heart
HK$5,796 HKD