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Heart|Lab Grown|IGI

1.82ct H SI1 Heart Lab Grown Diamond

ID • H/SI1 • IGI LG780610475

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG780610475

Diamond specifications and retailer prices

From HK$1,834 HKD
As of November 6, 2026
Save HK$7,257 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$9,091 HKD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.82ct lab-grown heart diamond

This 1.82ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780610475 or 780610475. Listed at 14 retailers as of November 3, 2026, with prices from HK$1,834 to HK$9,091, a HK$7,257 spread on the same certified stone. Brilliant Earth lists it at HK$9,091. 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

1.82
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780610475
Dimensions7.75 × 7.99 × 4.98 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.75 mm7.99 mm1.82 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780610475
Side View
Table 57.0%Crown 35.8°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 62.3%

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: Nov 6
Current: HK$9,091 HKD|Low: HK$1,763 HKD|High: HK$15,361 HKD|Avg: HK$5,168 HKD|-40.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 9HK$1,834 HKD
Retailer 4HK$2,053 HKD
Retailer 13HK$2,132 HKD
Retailer 10HK$2,273 HKD
Retailer 14HK$2,273 HKD
Retailer 2HK$2,978 HKD
Retailer 12HK$3,848 HKD
Retailer 3HK$4,930 HKD
Retailer 5HK$5,008 HKD
Retailer 8HK$6,082 HKD
Retailer 11HK$7,312 HKD
Retailer 6HK$7,720 HKD
Retailer 7HK$9,084 HKD
Brilliant EarthHK$9,091 HKD

42 data points across 14 retailers

14 retailersHK$1,834 HKD to HK$9,091 HKD

A
Cheapest Retailer
-
HK$1,834 HKD
A
Retailer 2
-
HK$2,053 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,132 HKD
View
A
Retailer 4
-
HK$2,273 HKD
View
Retailer 5
-
HK$2,273 HKD
View
Price last confirmed 12 days ago
A
Retailer 6
-
HK$2,978 HKD
View
B+
Retailer 7
-
HK$3,848 HKD
View
A
Retailer 8
-
HK$4,930 HKD
View
A
Retailer 9
-
HK$5,008 HKD
View
B+
Retailer 10
-
HK$6,082 HKD
View
B+
Retailer 11
-
HK$7,312 HKD
View
B+
Retailer 12
-
HK$7,720 HKD
View
B+
Retailer 13
-
HK$9,084 HKD
View
Most Expensive
B+
Brilliant Earth
18015576A · Nov 3
HK$9,091 HKD
$1,160 USD
View
13 more retailers have this diamond
Prices start from HK$1,834 HKDSave up to HK$7,257 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
1.82ct Heart
HK$1,834 HKD