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Heart|Lab Grown|IGI

1.28ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG838621589

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838621589

Diamond specifications and retailer prices

From HK$1,812 HKD
As of November 4, 2026
Save HK$10,003 HKD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$11,815 HKD at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838621589 or 838621589. Listed at 20 retailers as of November 4, 2026, with prices from HK$1,812 to HK$11,815, a HK$10,003 spread on the same certified stone. Michael Trio lists it at HK$11,815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838621589
Dimensions6.94 × 7.34 × 4.42 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.94 mm7.34 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838621589
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.2%

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 4
Current: HK$11,815 HKD|Low: HK$1,812 HKD|High: HK$11,954 HKD|Avg: HK$5,042 HKD|-1.2%
Michael Trio
Retailer 2
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Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 14HK$1,812 HKD
Retailer 16HK$2,032 HKD
Retailer 18HK$2,103 HKD
Retailer 3HK$2,244 HKD
Retailer 11HK$2,275 HKD
Retailer 13HK$2,558 HKD
Retailer 17HK$3,021 HKD
Retailer 7HK$3,609 HKD
Retailer 5HK$3,892 HKD
Retailer 2HK$4,190 HKD
Retailer 6HK$4,747 HKD
Retailer 12HK$5,100 HKD
Retailer 9HK$5,547 HKD
Retailer 15HK$7,218 HKD
Retailer 20HK$7,250 HKD
Retailer 4HK$7,626 HKD
Retailer 19HK$7,783 HKD
Retailer 8HK$8,803 HKD
Retailer 10HK$9,125 HKD
Michael TrioHK$11,815 HKD

18 data points across 20 retailers

20 retailersHK$1,812 HKD to HK$11,815 HKD

A
Cheapest Retailer
-
HK$1,812 HKD
A
Retailer 2
-
HK$2,032 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,103 HKD
View
A
Retailer 4
-
HK$2,244 HKD
View
Retailer 5
-
HK$2,275 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$2,558 HKD
View
A
Retailer 7
-
HK$3,021 HKD
View
A
Retailer 8
-
HK$3,609 HKD
View
A
Retailer 9
-
HK$3,892 HKD
View
A
Retailer 10
-
HK$4,190 HKD
View
B+
Retailer 11
-
HK$4,747 HKD
View
B+
Retailer 12
-
HK$5,100 HKD
View
Retailer 13
-
HK$5,547 HKD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$7,218 HKD
View
B+
Retailer 15
-
HK$7,250 HKD
View
B+
Retailer 16
-
HK$7,626 HKD
View
B+
Retailer 17
-
HK$7,783 HKD
View
B
Retailer 18
-
HK$8,803 HKD
View
Retailer 19
-
HK$9,125 HKD
View
Price last confirmed 7 days ago
Most Expensive
B
Michael Trio
9352450990 · Nov 4
HK$11,815 HKD
SGD 2,035 SGD
View
19 more retailers have this diamond
Prices start from HK$1,812 HKDSave up to HK$10,003 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
1.28ct Heart
HK$1,812 HKD