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Heart|Lab Grown|IGI

0.80ct J SI1 Heart Lab Grown Diamond

VG • J/SI1 • IGI LG569312459

Certificate IGI LG569312459

Diamond specifications and retailer prices

From HK$5,941 HKD
As of November 6, 2026
Save HK$4,983 HKD (46%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$10,923 HKD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 0.8ct lab-grown heart diamond

This 0.8ct lab-grown heart sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG569312459 or 569312459. Listed at 2 retailers as of November 5, 2026, with prices from HK$5,941 to HK$10,923, a HK$4,983 spread on the same certified stone. 77 Diamonds lists it at HK$10,923. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.80
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG569312459
Dimensions5.46 × 6.46 × 3.83 mm
L/W Ratio1.18
Top View
5.46 mm6.46 mm0.80 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG569312459
Side View
Table 58.5%CrownGirdle: STK-VTKPavilionCuletDepth 59.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$10,923 HKD|Low: HK$5,941 HKD|High: HK$11,103 HKD|Avg: HK$8,581 HKD|+1.3%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 2HK$5,941 HKD
Retailer 3HK$8,660 HKD
77 DiamondsHK$10,923 HKD

45 data points across 3 retailers

2 retailersHK$5,941 HKD to HK$10,923 HKD

B+
Cheapest Retailer
-
HK$5,941 HKD
Most Expensive
B
77 Diamonds
HSCPTDG4KDAQ · Nov 5
HK$10,923 HKD
£1,097 GBP
View
1 more retailer has this diamond
Prices start from HK$5,941 HKDSave up to HK$4,983 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.

B+
0.80ct Heart
HK$5,941 HKD