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Heart|Lab Grown|IGI

1.55ct F IF Heart Lab Grown Diamond

EX • F/IF • IGI LG787622163

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG787622163

Diamond specifications and retailer prices

From $369 SGD
As of November 6, 2026
Save $2,579 SGD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,948 SGD at Brilliant Earth · As of November 5, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787622163 or 787622163. Listed at 24 retailers as of November 5, 2026, with prices from $369 to $2,948, a $2,579 spread on the same certified stone. Brilliant Earth lists it at $2,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787622163
Dimensions6.84 × 8.07 × 4.79 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.84 mm8.07 mm1.55 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787622163
Side View
Table 59.0%Crown 34.5°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 59.4%

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: $2,948 SGD|Low: $369 SGD|High: $3,935 SGD|Avg: $1,066 SGD|-25.1%
Brilliant Earth
Retailer 2
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Retailer 21
November 7, 2026
Retailer 21$369 SGD
Retailer 11$413 SGD
Retailer 19$428 SGD
Retailer 8$458 SGD
Retailer 15$468 SGD
Retailer 4$615 SGD
Retailer 10$660 SGD
Retailer 13$774 SGD
Retailer 2$800 SGD
Retailer 12$880 SGD
Retailer 20$889 SGD
Retailer 17$1,071 SGD
Retailer 18$1,182 SGD
Retailer 6$1,343 SGD
Retailer 9$1,433 SGD
Retailer 14$1,470 SGD
Retailer 7$1,532 SGD
Retailer 3$1,637 SGD
Retailer 16$1,828 SGD
Retailer 5$1,888 SGD
Brilliant Earth$2,948 SGD

31 data points across 21 retailers

24 retailers$369 SGD to $2,948 SGD

A
Cheapest Retailer
-
$369 SGD
A
Retailer 2
-
$413 SGD
View
Final sale: no returns
A
Retailer 3
-
$428 SGD
View
A
Retailer 4
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$458 SGD
View
A
Retailer 5
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$468 SGD
View
Retailer 6
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$472 SGD
View
Price last confirmed 13 days ago
A
Retailer 7
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$615 SGD
View
A
Retailer 8
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$660 SGD
View
A
Retailer 9
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$774 SGD
View
A
Retailer 10
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$800 SGD
View
A
Retailer 11
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$880 SGD
View
A
Retailer 12
-
$889 SGD
View
A
Retailer 13
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$1,071 SGD
View
B+
Retailer 14
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$1,182 SGD
View
B+
Retailer 15
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$1,343 SGD
View
B+
Retailer 16
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$1,433 SGD
View
B+
Retailer 17
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$1,470 SGD
View
B+
Retailer 18
-
$1,532 SGD
View
B+
Retailer 19
-
$1,637 SGD
View
B+
Retailer 20
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$1,828 SGD
View
B+
Retailer 21
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$1,888 SGD
View
B
Retailer 22
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$2,896 SGD
View
Retailer 23
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$2,904 SGD
View
Price last confirmed 36 days ago
Most Expensive
B
Brilliant Earth
19073984A · Nov 5
$2,948 SGD
$2,300 USD
View
23 more retailers have this diamond
Prices start from $369 SGDSave up to $2,579 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
$369 SGD