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Heart|Lab Grown|IGI

1.56ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG778640156

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778640156

Diamond specifications and retailer prices

From $324 SGD
$253 USD
As of October 27, 2026
Save $1,829 SGD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,153 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.56ct lab-grown heart diamond

This 1.56ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778640156 or 778640156. Listed at 22 retailers as of October 27, 2026, with prices from $324 to $2,153, a $1,829 spread on the same certified stone. Brilliant Earth lists it at $2,153. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778640156
Dimensions7.31 × 8.08 × 4.61 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm8.08 mm1.56 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778640156
Side View
Table 56.0%Crown 29.9°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 57.1%

Caratlytics Score

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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: Oct 27
Current: $2,153 SGD|Low: $311 SGD|High: $2,153 SGD|Avg: $904 SGD
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 21
October 29, 2026
Retailer 4$324 SGD
Retailer 12$363 SGD
Retailer 9$376 SGD
Retailer 5$402 SGD
Retailer 14$402 SGD
Retailer 17$609 SGD
Retailer 13$658 SGD
Retailer 7$672 SGD
Retailer 16$690 SGD
Retailer 10$742 SGD
Retailer 2$763 SGD
Retailer 8$843 SGD
Retailer 18$936 SGD
Retailer 3$1,010 SGD
Retailer 6$1,292 SGD
Retailer 20$1,334 SGD
Retailer 11$1,358 SGD
Retailer 19$1,430 SGD
Retailer 15$1,620 SGD
Retailer 21$1,715 SGD
Brilliant Earth$2,153 SGD

34 data points across 21 retailers

22 retailers$324 SGD to $2,153 SGD

A
Cheapest Retailer
-
$324 SGD
$253 USD
A
Retailer 2
-
$363 SGD
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$376 SGD
$293 USD
View
A
Retailer 4
-
$402 SGD
$314 USD
View
A
Retailer 5
-
$402 SGD
$314 USD
View
A
Retailer 6
-
$609 SGD
$475 USD
View
A
Retailer 7
-
$658 SGD
€489 EUR
View
A
Retailer 8
-
$672 SGD
$524 USD
View
A
Retailer 9
-
$690 SGD
ZAR 8,703 ZAR
View
A
Retailer 10
-
$742 SGD
$579 USD
View
B+
Retailer 11
-
$763 SGD
£469 GBP
View
B+
Retailer 12
-
$843 SGD
$658 USD
View
B+
Retailer 13
-
$936 SGD
A$1,124 AUD
View
B+
Retailer 14
-
$1,010 SGD
$788 USD
View
B
Retailer 15
-
$1,292 SGD
$1,008 USD
View
B+
Retailer 16
-
$1,334 SGD
View
B
Retailer 17
-
$1,358 SGD
$1,059 USD
View
B
Retailer 18
-
$1,430 SGD
$1,116 USD
View
B+
Retailer 19
-
$1,582 SGD
$1,234 USD
View
B
Retailer 20
-
$1,620 SGD
£995 GBP
View
B
Retailer 21
-
$1,715 SGD
$1,338 USD
View
Most Expensive
B
Brilliant Earth
21417846A · Oct 28
$2,153 SGD
$1,680 USD
View
21 more retailers have this diamond
Prices start from $324 SGDSave up to $1,829 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
1.56ct Heart
$324 SGD