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Heart|Lab Grown|IGI

1.28ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG836606964

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836606964

Diamond specifications and retailer prices

From HK$2,087 HKD
As of November 4, 2026
Save HK$9,914 HKD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$12,001 HKD at Michael Trio · As of November 5, 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 LG836606964 or 836606964. Listed at 13 retailers as of November 4, 2026, with prices from HK$2,087 to HK$12,001, a HK$9,914 spread on the same certified stone. Michael Trio lists it at HK$12,001. 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 angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836606964
Dimensions7.50 × 6.70 × 4.38 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm6.70 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836606964
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 58.4%

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$12,001 HKD|Low: HK$2,087 HKD|High: HK$12,181 HKD|Avg: HK$5,991 HKD|-1.5%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 8HK$2,087 HKD
Retailer 7HK$2,628 HKD
Retailer 9HK$3,123 HKD
Retailer 4HK$4,001 HKD
Retailer 2HK$4,299 HKD
Retailer 11HK$5,108 HKD
Retailer 3HK$5,665 HKD
Retailer 12HK$7,461 HKD
Retailer 13HK$7,838 HKD
Retailer 10HK$8,042 HKD
Retailer 5HK$8,858 HKD
Retailer 6HK$9,242 HKD
Michael TrioHK$12,001 HKD

24 data points across 13 retailers

13 retailersHK$2,087 HKD to HK$12,001 HKD

A
Cheapest Retailer
-
HK$2,087 HKD
Final sale: no returns
A
Retailer 2
-
HK$2,628 HKD
View
A
Retailer 3
-
HK$3,123 HKD
View
A
Retailer 4
-
HK$4,001 HKD
View
B+
Retailer 5
-
HK$4,299 HKD
View
B+
Retailer 6
-
HK$5,108 HKD
View
B+
Retailer 7
-
HK$5,665 HKD
View
B
Retailer 8
-
HK$7,461 HKD
View
B+
Retailer 9
-
HK$7,838 HKD
View
B+
Retailer 10
-
HK$8,042 HKD
View
B
Retailer 11
-
HK$8,858 HKD
View
B
Retailer 12
-
HK$9,242 HKD
View
Most Expensive
B
Michael Trio
1774063098 · Nov 5
HK$12,001 HKD
SGD 2,067 SGD
View
12 more retailers have this diamond
Prices start from HK$2,087 HKDSave up to HK$9,914 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$2,087 HKD