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Heart|Lab Grown|IGI

4.07ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG835690884

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG835690884

Diamond specifications and retailer prices

From HK$4,232 HKD
£425 GBP
As of October 30, 2026
Save HK$16,982 HKD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$29,657 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.07ct lab-grown heart diamond

This 4.07ct 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 LG835690884 or 835690884. Listed at 10 retailers as of October 29, 2026, with a 401% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835690884
Dimensions11.07 × 10.15 × 6.21 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.07 mm10.15 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835690884
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 56.1%

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$29,657 HKD|Low: HK$4,218 HKD|High: HK$47,702 HKD|Avg: HK$14,497 HKD|-37.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2HK$4,232 HKD
Retailer 6HK$6,120 HKD
Retailer 8HK$6,787 HKD
Retailer 3HK$7,832 HKD
Retailer 7HK$11,164 HKD
Retailer 5HK$13,040 HKD
Retailer 4HK$21,213 HKD
Brilliant EarthHK$29,657 HKD

13 data points across 8 retailers

10 retailersHK$4,232 HKD to HK$21,213 HKD

A
Cheapest Retailer
-
HK$4,232 HKD
£425 GBP
A
Retailer 2
-
HK$5,053 HKD
$644 USD
View
A
Retailer 3
-
HK$6,120 HKD
$780 USD
View
B+
Retailer 4
-
HK$6,787 HKD
$865 USD
View
B+
Retailer 5
-
HK$7,832 HKD
£786 GBP
View
B
Retailer 6
-
HK$11,164 HKD
$1,423 USD
View
B
Retailer 7
-
HK$13,040 HKD
$1,662 USD
View
B
Retailer 8
-
HK$13,291 HKD
$1,694 USD
View
B
Retailer 9
-
HK$21,213 HKD
£2,129 GBP
View
Most Expensive
Brilliant Earth
22205160A · Oct 30
HK$29,657 HKD
$3,780 USD
View
Price under review
9 more retailers have this diamond
Prices start from HK$4,232 HKDSave up to HK$16,982 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
4.07ct Heart
HK$4,232 HKD