CaratHunter
Plans
Heart|Lab Grown|IGI

4.09ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG715586778

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG715586778

Diamond specifications and retailer prices

From HK$3,719 HKD
$474 USD
As of October 30, 2026
Save HK$11,110 HKD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$14,828 HKD at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 4.09ct lab-grown heart diamond

This 4.09ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG715586778 or 715586778. Listed at 12 retailers as of October 29, 2026, with prices from HK$3,719 to HK$14,828, a HK$11,110 spread on the same certified stone. NZ Jewellers lists it at HK$14,828. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.09
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715586778
Dimensions10.10 × 11.39 × 6.25 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.10 mm11.39 mm4.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715586778
Side View
Table 63.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 54.9%

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$14,828 HKD|Low: HK$3,719 HKD|High: HK$52,958 HKD|Avg: HK$11,648 HKD
NZ Jewellers
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 4HK$3,719 HKD
Retailer 8HK$3,863 HKD
Retailer 3HK$4,166 HKD
Retailer 9HK$4,613 HKD
Retailer 12HK$5,122 HKD
Retailer 10HK$5,727 HKD
Retailer 14HK$7,195 HKD
Retailer 11HK$7,304 HKD
Retailer 2HK$7,655 HKD
Retailer 5HK$10,627 HKD
Retailer 13HK$11,141 HKD
Retailer 7HK$12,404 HKD
NZ JewellersHK$14,828 HKD
Retailer 6HK$52,958 HKD

5 data points across 14 retailers

12 retailersHK$3,719 HKD to HK$14,828 HKD

A
Cheapest Retailer
-
HK$3,719 HKD
$474 USD
A
Retailer 2
-
HK$3,863 HKD
£388 GBP
View
A
Retailer 3
-
HK$4,166 HKD
$531 USD
View
A
Retailer 4
-
HK$4,613 HKD
$588 USD
View
A
Retailer 5
-
HK$5,122 HKD
View
A
Retailer 6
-
HK$5,727 HKD
$730 USD
View
B+
Retailer 7
-
HK$7,195 HKD
$917 USD
View
B+
Retailer 8
-
HK$7,304 HKD
$931 USD
View
B+
Retailer 9
-
HK$7,655 HKD
£768 GBP
View
B
Retailer 10
-
HK$11,141 HKD
$1,420 USD
View
B
Retailer 11
-
HK$12,404 HKD
$1,581 USD
View
Most Expensive
B
NZ Jewellers
dfef6dcb-7db5-4b81-9bbe-af8b7300ad88 · Oct 29
HK$14,828 HKD
$1,890 USD
View
11 more retailers have this diamond
Prices start from HK$3,719 HKDSave up to HK$11,110 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
4.09ct Heart
HK$3,719 HKD