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Heart|Lab Grown|IGI

1.50ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG837646992

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837646992

Diamond specifications and retailer prices

From $459 SGD
$359 USD
As of October 30, 2026
Save $3,619 SGD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,360 SGD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837646992 or 837646992. Listed at 14 retailers as of October 30, 2026, with a 789% 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

1.50
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837646992
Dimensions7.62 × 7.06 × 4.77 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.62 mm7.06 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837646992
Side View
Table 56.0%Crown 35.3°Girdle: STK-VTKPavilion 41°Culet: NoneDepth 62.6%

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 30
Current: $4,360 SGD|Low: $450 SGD|High: $4,369 SGD|Avg: $1,901 SGD|+2.8%
Novita 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
November 1, 2026
Retailer 11$459 SGD
Retailer 7$665 SGD
Retailer 4$818 SGD
Retailer 14$911 SGD
Retailer 8$1,027 SGD
Retailer 5$1,034 SGD
Retailer 10$1,464 SGD
Retailer 6$1,519 SGD
Retailer 12$1,670 SGD
Retailer 3$2,021 SGD
Retailer 2$2,456 SGD
Retailer 9$3,477 SGD
Retailer 13$4,078 SGD
Novita Diamonds$4,360 SGD

32 data points across 14 retailers

14 retailers$459 SGD to $4,078 SGD

A
Cheapest Retailer
-
$459 SGD
$359 USD
A
Retailer 2
-
$665 SGD
£409 GBP
View
A
Retailer 3
-
$818 SGD
$640 USD
View
A
Retailer 4
-
$911 SGD
$713 USD
View
A
Retailer 5
-
$1,027 SGD
€765 EUR
View
A
Retailer 6
-
$1,034 SGD
$809 USD
View
A
Retailer 7
-
$1,464 SGD
A$1,762 AUD
View
B+
Retailer 8
-
$1,519 SGD
$1,188 USD
View
B+
Retailer 9
-
$1,670 SGD
$1,306 USD
View
B+
Retailer 10
-
$2,021 SGD
$1,581 USD
View
B+
Retailer 11
-
$2,456 SGD
£1,513 GBP
View
B
Retailer 12
-
$3,477 SGD
$2,720 USD
View
B
Retailer 13
-
$4,078 SGD
$3,190 USD
View
Most Expensive
Novita Diamonds
cert_837646992 · Oct 8
$4,360 SGD
A$5,247 AUD
View
Price last confirmed 23 days ago
13 more retailers have this diamond
Prices start from $459 SGDSave up to $3,619 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
1.50ct Heart
$459 SGD