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Heart|Lab Grown|IGI

4.55ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG844686451

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844686451

Diamond specifications and retailer prices

From HK$6,169 HKD
£619 GBP
As of October 30, 2026
Save HK$43,259 HKD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$49,428 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844686451 or 844686451. Listed at 12 retailers as of October 30, 2026, with prices from HK$6,169 to HK$49,428, a HK$43,259 spread on the same certified stone. Do Amore Diamonds lists it at HK$49,428. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844686451
Dimensions11.87 × 10.39 × 6.41 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.87 mm10.39 mm4.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844686451
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 37°Culet: NoneDepth 54.0%

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$6,169 HKD|High: HK$49,428 HKD|Avg: HK$18,036 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3HK$6,169 HKD
Retailer 6HK$7,375 HKD
Retailer 7HK$8,837 HKD
Retailer 4HK$10,490 HKD
Retailer 5HK$12,318 HKD
Retailer 2HK$15,911 HKD
Retailer 10HK$25,514 HKD
Retailer 8HK$25,551 HKD
Retailer 9HK$26,873 HKD
Do Amore DiamondsHK$49,428 HKD

9 data points across 10 retailers

12 retailersHK$6,169 HKD to HK$49,428 HKD

A
Cheapest Retailer
-
HK$6,169 HKD
£619 GBP
A
Retailer 2
-
HK$7,375 HKD
$940 USD
View
A
Retailer 3
-
HK$8,837 HKD
View
B+
Retailer 4
-
HK$10,490 HKD
$1,337 USD
View
A
Retailer 5
-
HK$12,318 HKD
$1,570 USD
View
B+
Retailer 6
-
HK$15,911 HKD
$2,028 USD
View
Retailer 7
-
HK$25,514 HKD
$3,252 USD
View
Price last confirmed 9 days ago
B
Retailer 8
-
HK$25,551 HKD
SGD 4,401 SGD
View
B
Retailer 9
-
HK$26,873 HKD
£2,697 GBP
View
B
Retailer 10
-
HK$42,053 HKD
$5,360 USD
View
Retailer 11
-
HK$42,288 HKD
$5,390 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-ABCC856BC · Oct 30
HK$49,428 HKD
$6,300 USD
View
11 more retailers have this diamond
Prices start from HK$6,169 HKDSave up to HK$43,259 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$6,169 HKD