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Heart|Lab Grown|IGI

4.50ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG643437545

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG643437545

Diamond specifications and retailer prices

From HK$5,633 HKD
$718 USD
As of October 30, 2026
Save HK$50,307 HKD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$55,940 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown heart diamond

This 4.5ct 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 LG643437545 or 643437545. Listed at 21 retailers as of October 30, 2026, with prices from HK$5,633 to HK$55,940, a HK$50,307 spread on the same certified stone. Do Amore Diamonds lists it at HK$55,940. 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

4.50
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643437545
Dimensions10.30 × 11.75 × 6.47 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
10.30 mm11.75 mm4.50 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643437545
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 55.1%

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$15,447 HKD|Low: HK$5,406 HKD|High: HK$27,880 HKD|Avg: HK$14,045 HKD|-0.1%
Retailer 1
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
October 31, 2026
Retailer 12HK$5,633 HKD
Retailer 4HK$6,127 HKD
Retailer 6HK$6,308 HKD
Retailer 14HK$6,528 HKD
Retailer 10HK$7,924 HKD
Retailer 5HK$9,933 HKD
Retailer 7HK$11,033 HKD
Retailer 9HK$15,344 HKD
Retailer 1HK$15,447 HKD
Retailer 11HK$16,084 HKD
Retailer 3HK$20,265 HKD
Retailer 2HK$22,266 HKD
Retailer 8HK$27,172 HKD
Retailer 13HK$27,824 HKD

44 data points across 14 retailers

21 retailersHK$5,633 HKD to HK$55,940 HKD

A
Cheapest Retailer
-
HK$5,633 HKD
$718 USD
A
Retailer 2
-
HK$6,127 HKD
$781 USD
View
A
Retailer 3
-
HK$6,308 HKD
$804 USD
View
Final sale: no returns
A
Retailer 4
-
HK$6,528 HKD
$832 USD
View
Retailer 5
-
HK$6,528 HKD
$832 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$7,924 HKD
$1,010 USD
View
B+
Retailer 7
-
HK$9,211 HKD
$1,174 USD
View
A
Retailer 8
-
HK$9,933 HKD
$1,266 USD
View
A
Retailer 9
-
HK$11,033 HKD
£1,107 GBP
View
A
Retailer 10
-
HK$11,965 HKD
$1,525 USD
View
B+
Retailer 11
-
HK$15,344 HKD
ZAR 31,594 ZAR
View
B+
Retailer 12
-
HK$15,447 HKD
A$3,029 AUD
View
B+
Retailer 13
-
HK$16,084 HKD
$2,050 USD
View
B+
Retailer 14
-
HK$20,265 HKD
$2,583 USD
View
B+
Retailer 15
-
HK$21,110 HKD
$2,691 USD
View
B
Retailer 16
-
HK$22,266 HKD
$2,838 USD
View
B
Retailer 17
-
HK$25,760 HKD
$3,283 USD
View
B
Retailer 18
-
HK$27,172 HKD
£2,727 GBP
View
Retailer 19
-
HK$27,824 HKD
A$5,456 AUD
View
Price last confirmed 23 days ago
B
Retailer 20
-
HK$49,977 HKD
$6,370 USD
View
Most Expensive
B
Do Amore Diamonds
23-643437545 · Oct 31
HK$55,940 HKD
$7,130 USD
View
20 more retailers have this diamond
Prices start from HK$5,633 HKDSave up to HK$50,307 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
4.50ct Heart
HK$5,633 HKD