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Heart|Lab Grown|IGI

1.54ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG639410917

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG639410917

Diamond specifications and retailer prices

From $351 SGD
As of November 6, 2026
Save $2,776 SGD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,127 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG639410917 or 639410917. Listed at 16 retailers as of November 6, 2026, with prices from $351 to $3,127, a $2,776 spread on the same certified stone. Do Amore Diamonds lists it at $3,127. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639410917
Dimensions7.39 × 8.19 × 4.41 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
7.39 mm8.19 mm1.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639410917
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 53.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $3,127 SGD|Low: $273 SGD|High: $3,127 SGD|Avg: $941 SGD|+19.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 7$338 SGD
Retailer 15$351 SGD
Retailer 10$408 SGD
Retailer 3$436 SGD
Retailer 8$502 SGD
Retailer 14$529 SGD
Retailer 2$532 SGD
Retailer 6$641 SGD
Retailer 9$843 SGD
Retailer 13$869 SGD
Retailer 12$1,341 SGD
Retailer 5$1,499 SGD
Retailer 4$1,505 SGD
Retailer 11$1,548 SGD
Retailer 16$1,757 SGD
Do Amore Diamonds$3,127 SGD

35 data points across 16 retailers

16 retailers$351 SGD to $3,127 SGD

Retailer 1
-
$338 SGD
Price last confirmed 12 days ago
A
Retailer 2
-
$351 SGD
View
A
Retailer 3
-
$408 SGD
View
A
Retailer 4
-
$436 SGD
View
B+
Retailer 5
-
$502 SGD
View
A
Retailer 6
-
$529 SGD
View
B+
Retailer 7
-
$532 SGD
View
B+
Retailer 8
-
$641 SGD
View
B+
Retailer 9
-
$843 SGD
View
B+
Retailer 10
-
$869 SGD
View
B
Retailer 11
-
$1,341 SGD
View
B
Retailer 12
-
$1,499 SGD
View
Retailer 13
-
$1,505 SGD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,548 SGD
View
B
Retailer 15
-
$1,757 SGD
View
Most Expensive
B
Do Amore Diamonds
27-9496D356A · Nov 6
$3,127 SGD
$2,440 USD
View
15 more retailers have this diamond
Prices start from $351 SGDSave up to $2,776 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
1.54ct Heart
$351 SGD