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Heart|Lab Grown|IGI

3.86ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG844677161

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844677161

Diamond specifications and retailer prices

From HK$3,837 HKD
$489 USD
As of October 31, 2026
Save HK$41,355 HKD (92%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$45,191 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.86ct lab-grown heart diamond

This 3.86ct 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 LG844677161 or 844677161. Listed at 3 retailers as of October 28, 2026, with prices from HK$3,837 to HK$45,191, a HK$41,355 spread on the same certified stone. Brilliant Earth lists it at HK$45,191. 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

3.86
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844677161
Dimensions9.61 × 10.95 × 6.37 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
9.61 mm10.95 mm3.86 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844677161
Side View
Table 56.0%Crown 34.5°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 58.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$45,191 HKD|Low: HK$3,837 HKD|High: HK$45,270 HKD|Avg: HK$21,395 HKD|-0.2%
Brilliant Earth
Retailer 2
Retailer 3
October 29, 2026
Retailer 2HK$3,837 HKD
Retailer 3HK$7,264 HKD
Brilliant EarthHK$45,191 HKD

14 data points across 3 retailers

3 retailersHK$3,837 HKD to HK$45,191 HKD

A
Cheapest Retailer
-
HK$3,837 HKD
$489 USD
Final sale: no returns
A
Retailer 2
-
HK$7,264 HKD
£729 GBP
View
Most Expensive
B
Brilliant Earth
22136284A · Oct 28
HK$45,191 HKD
$5,760 USD
View
2 more retailers have this diamond
Prices start from HK$3,837 HKDSave up to HK$41,355 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
3.86ct Heart
HK$3,837 HKD