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Radiant|Lab Grown|IGI

8.19ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG605304871

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG605304871

Diamond specifications and retailer prices

From HK$7,053 HKD
$899 USD
As of October 30, 2026
Save HK$55,555 HKD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$62,609 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 8.19ct lab-grown radiant diamond

This 8.19ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG605304871 or 605304871. Listed at 10 retailers as of October 30, 2026, with prices from HK$7,053 to HK$62,609, a HK$55,555 spread on the same certified stone. Do Amore Diamonds lists it at HK$62,609. 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

8.19
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605304871
Dimensions14.46 × 9.82 × 6.59 mm
L/W Ratio1.47
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.46 mm9.82 mm8.19 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605304871
Side View
Table 64.0%Crown 40.2°Girdle: MED-STKPavilion 32.7°Culet: NoneDepth 67.1%

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$62,609 HKD|Low: HK$7,053 HKD|High: HK$70,454 HKD|Avg: HK$26,093 HKD|-11.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7HK$7,053 HKD
Retailer 5HK$7,673 HKD
Retailer 9HK$13,126 HKD
Retailer 4HK$13,142 HKD
Retailer 3HK$16,452 HKD
Retailer 8HK$16,923 HKD
Retailer 6HK$18,202 HKD
Retailer 10HK$23,522 HKD
Retailer 2HK$30,629 HKD
Retailer 11HK$39,072 HKD
Do Amore DiamondsHK$62,609 HKD

18 data points across 11 retailers

10 retailersHK$7,053 HKD to HK$62,609 HKD

A
Cheapest Retailer
-
HK$7,053 HKD
$899 USD
A
Retailer 2
-
HK$7,673 HKD
$978 USD
View
B+
Retailer 3
-
HK$13,126 HKD
$1,673 USD
View
A
Retailer 4
-
HK$13,142 HKD
$1,675 USD
View
A
Retailer 5
-
HK$16,923 HKD
$2,157 USD
View
A
Retailer 6
-
HK$18,202 HKD
$2,320 USD
View
B+
Retailer 7
-
HK$23,522 HKD
$2,998 USD
View
B
Retailer 8
-
HK$30,629 HKD
£3,074 GBP
View
B
Retailer 9
-
HK$39,072 HKD
$4,980 USD
View
Most Expensive
B
Do Amore Diamonds
27-63B1484E2 · Nov 2
HK$62,609 HKD
$7,980 USD
View
9 more retailers have this diamond
Prices start from HK$7,053 HKDSave up to HK$55,555 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
8.19ct Radiant
HK$7,053 HKD