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Heart|Lab Grown|IGI

0.77ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG831609128

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831609128

Diamond specifications and retailer prices

From $229 SGD
HK$1,400 HKD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $678 SGD at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

About this 0.77ct lab-grown heart diamond

This 0.77ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831609128 or 831609128. Listed at 3 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.77
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831609128
Dimensions6.31 × 5.56 × 3.72 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.31 mm5.56 mm0.77 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831609128
Side View
Table 58.0%Crown 34.9°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 59.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $678 SGD|Low: $229 SGD|High: $724 SGD|Avg: $458 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 29, 2026
Retailer 2$229 SGD
Retailer 10$275 SGD
Retailer 5$324 SGD
Retailer 8$349 SGD
Retailer 7$357 SGD
Retailer 6$456 SGD
Retailer 4$496 SGD
Retailer 3$612 SGD
Brilliant Earth$678 SGD
Retailer 9$724 SGD

9 data points across 10 retailers

3 retailers

A
Cheapest Retailer
-
$229 SGD
HK$1,400 HKD
Retailer 2
-
$357 SGD
ZAR 4,509 ZAR
View
Price last confirmed 44 days ago
Most Expensive
Brilliant Earth
21498780A · Sep 23
$678 SGD
$530 USD
View
Price last confirmed 37 days ago
2 more retailers have this diamond
Prices start from $229 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
0.77ct Heart
$229 SGD