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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 $340 SGD
As of November 4, 2026
Save $1,615 SGD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,955 SGD 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 $340 to $1,955, a $1,615 spread on the same certified stone. Michael Trio lists it at $1,955. 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: $1,955 SGD|Low: $340 SGD|High: $1,984 SGD|Avg: $976 SGD|-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 8$340 SGD
Retailer 7$428 SGD
Retailer 9$509 SGD
Retailer 4$652 SGD
Retailer 2$700 SGD
Retailer 11$832 SGD
Retailer 3$923 SGD
Retailer 12$1,215 SGD
Retailer 13$1,277 SGD
Retailer 10$1,310 SGD
Retailer 5$1,443 SGD
Retailer 6$1,505 SGD
Michael Trio$1,955 SGD

24 data points across 13 retailers

13 retailers$340 SGD to $1,955 SGD

A
Cheapest Retailer
-
$340 SGD
Final sale: no returns
A
Retailer 2
-
$428 SGD
View
A
Retailer 3
-
$509 SGD
View
A
Retailer 4
-
$652 SGD
View
B+
Retailer 5
-
$700 SGD
View
B+
Retailer 6
-
$832 SGD
View
B+
Retailer 7
-
$923 SGD
View
B
Retailer 8
-
$1,215 SGD
View
B+
Retailer 9
-
$1,277 SGD
View
B+
Retailer 10
-
$1,310 SGD
View
B
Retailer 11
-
$1,443 SGD
View
B
Retailer 12
-
$1,505 SGD
View
Most Expensive
B
Michael Trio
1774063098 · Nov 5
$1,955 SGD
View
12 more retailers have this diamond
Prices start from $340 SGDSave up to $1,615 SGD

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
$340 SGD