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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG776683156

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG776683156

Diamond specifications and retailer prices

From $297 SGD
As of November 6, 2026
Save $1,361 SGD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,679 SGD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776683156 or 776683156. Listed at 22 retailers as of November 6, 2026, with a 458% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776683156
Dimensions7.32 × 8.09 × 4.72 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
7.32 mm8.09 mm1.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776683156
Side View
Table 56.0%Crown 33.4°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.3%

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: Nov 6
Current: $2,679 SGD|Low: $297 SGD|High: $2,820 SGD|Avg: $932 SGD|-5.0%
Brilliant Earth
Retailer 2
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Retailer 6
Retailer 7
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Retailer 21
November 7, 2026
Retailer 4$297 SGD
Retailer 6$332 SGD
Retailer 11$345 SGD
Retailer 13$368 SGD
Retailer 21$368 SGD
Retailer 17$410 SGD
Retailer 10$623 SGD
Retailer 19$623 SGD
Retailer 14$632 SGD
Retailer 18$687 SGD
Retailer 20$698 SGD
Retailer 2$780 SGD
Retailer 12$868 SGD
Retailer 5$1,183 SGD
Retailer 8$1,187 SGD
Retailer 7$1,250 SGD
Retailer 15$1,328 SGD
Retailer 16$1,466 SGD
Retailer 3$1,498 SGD
Retailer 9$1,658 SGD
Brilliant Earth$2,679 SGD

35 data points across 21 retailers

22 retailers$297 SGD to $1,658 SGD

A
Cheapest Retailer
-
$297 SGD
A
Retailer 2
-
$332 SGD
View
Final sale: no returns
A
Retailer 3
-
$345 SGD
View
A
Retailer 4
-
$368 SGD
View
A
Retailer 5
-
$368 SGD
View
A
Retailer 6
-
$410 SGD
View
A
Retailer 7
-
$623 SGD
View
A
Retailer 8
-
$623 SGD
View
A
Retailer 9
-
$632 SGD
View
A
Retailer 10
-
$687 SGD
View
B+
Retailer 11
-
$698 SGD
View
B+
Retailer 12
-
$780 SGD
View
B+
Retailer 13
-
$792 SGD
View
B+
Retailer 14
-
$868 SGD
View
B+
Retailer 15
-
$1,183 SGD
View
B
Retailer 16
-
$1,187 SGD
View
B
Retailer 17
-
$1,250 SGD
View
B
Retailer 18
-
$1,328 SGD
View
B+
Retailer 19
-
$1,466 SGD
View
B
Retailer 20
-
$1,498 SGD
View
B
Retailer 21
-
$1,658 SGD
View
Most Expensive
Brilliant Earth
17856910A · Oct 21
$2,679 SGD
$2,090 USD
View
Price last confirmed 16 days ago
21 more retailers have this diamond
Prices start from $297 SGDSave up to $1,361 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
1.55ct Heart
$297 SGD