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Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG828688731

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828688731

Diamond specifications and retailer prices

From HK$1,797 HKD
As of November 4, 2026
Save HK$9,971 HKD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$11,768 HKD at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828688731 or 828688731. Listed at 20 retailers as of November 4, 2026, with prices from HK$1,797 to HK$11,768, a HK$9,971 spread on the same certified stone. Michael Trio lists it at HK$11,768. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828688731
Dimensions6.67 × 7.32 × 4.39 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
6.67 mm7.32 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828688731
Side View
Table 61.0%Crown 35.3°Girdle: STK-THKPavilion 41°Culet: NoneDepth 60.0%

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 4
Current: HK$11,768 HKD|Low: HK$1,797 HKD|High: HK$11,907 HKD|Avg: HK$5,153 HKD|-1.2%
Michael Trio
Retailer 2
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Retailer 20
November 5, 2026
Retailer 17HK$1,797 HKD
Retailer 13HK$2,016 HKD
Retailer 20HK$2,087 HKD
Retailer 14HK$2,220 HKD
Retailer 12HK$2,267 HKD
Retailer 2HK$2,518 HKD
Retailer 19HK$2,997 HKD
Retailer 7HK$3,868 HKD
Retailer 6HK$4,040 HKD
Retailer 15HK$4,127 HKD
Retailer 9HK$4,723 HKD
Retailer 8HK$4,754 HKD
Retailer 10HK$5,507 HKD
Retailer 18HK$7,178 HKD
Retailer 4HK$7,202 HKD
Retailer 5HK$7,586 HKD
Retailer 3HK$7,728 HKD
Retailer 11HK$8,575 HKD
Retailer 16HK$8,920 HKD
Michael TrioHK$11,768 HKD

15 data points across 20 retailers

20 retailersHK$1,797 HKD to HK$11,768 HKD

A
Cheapest Retailer
-
HK$1,797 HKD
A
Retailer 2
-
HK$2,016 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,087 HKD
View
A
Retailer 4
-
HK$2,220 HKD
View
Retailer 5
-
HK$2,267 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$2,518 HKD
View
A
Retailer 7
-
HK$2,997 HKD
View
A
Retailer 8
-
HK$3,868 HKD
View
B+
Retailer 9
-
HK$4,040 HKD
View
B+
Retailer 10
-
HK$4,127 HKD
View
B+
Retailer 11
-
HK$4,723 HKD
View
B+
Retailer 12
-
HK$4,754 HKD
View
Retailer 13
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HK$5,507 HKD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$7,178 HKD
View
B
Retailer 15
-
HK$7,202 HKD
View
B+
Retailer 16
-
HK$7,586 HKD
View
B+
Retailer 17
-
HK$7,728 HKD
View
Retailer 18
-
HK$8,575 HKD
View
Price last confirmed 11 days ago
B
Retailer 19
-
HK$8,920 HKD
View
Most Expensive
B
Michael Trio
5709104730 · Nov 4
HK$11,768 HKD
SGD 2,027 SGD
View
19 more retailers have this diamond
Prices start from HK$1,797 HKDSave up to HK$9,971 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
1.23ct Heart
HK$1,797 HKD