CaratHunter
Plans
Heart|Lab Grown|IGI

6.22ct G SI1 Heart Lab Grown Diamond

EX • G/SI1 • IGI LG846602683

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846602683

Diamond specifications and retailer prices

From HK$6,889 HKD
$878 USD
As of November 1, 2026
Save HK$31,163 HKD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$38,052 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.22ct lab-grown heart diamond

This 6.22ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG846602683 or 846602683. Listed at 3 retailers as of October 31, 2026, with prices from HK$6,889 to HK$38,052, a HK$31,163 spread on the same certified stone. Brilliant Earth lists it at HK$38,052. 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

6.22
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846602683
Dimensions11.37 × 12.47 × 7.54 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.37 mm12.47 mm6.22 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846602683
Side View
Table 60.0%Crown 35.1°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 60.5%

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: Nov 1
Current: HK$38,052 HKD|Low: HK$6,889 HKD|High: HK$63,472 HKD|Avg: HK$27,846 HKD|-40.0%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3HK$6,889 HKD
Retailer 2HK$11,260 HKD
Brilliant EarthHK$38,052 HKD

16 data points across 3 retailers

3 retailersHK$6,889 HKD to HK$38,052 HKD

A
Cheapest Retailer
-
HK$6,889 HKD
$878 USD
Final sale: no returns
A
Retailer 2
-
HK$11,260 HKD
£1,130 GBP
View
Most Expensive
B
Brilliant Earth
22179392A · Oct 31
HK$38,052 HKD
$4,850 USD
View
2 more retailers have this diamond
Prices start from HK$6,889 HKDSave up to HK$31,163 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
6.22ct Heart
HK$6,889 HKD