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Heart|Lab Grown|IGI

1.55ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG733598904

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG733598904

Diamond specifications and retailer prices

From $511 SGD
$400 USD
As of October 30, 2026
Save $3,940 SGD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,451 SGD at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG733598904 or 733598904. Listed at 22 retailers as of October 30, 2026, with prices from $511 to $4,451, a $3,940 spread on the same certified stone. Novita Diamonds lists it at $4,451. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733598904
Dimensions7.11 × 8.05 × 4.68 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
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
7.11 mm8.05 mm1.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733598904
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 58.1%

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 30
Current: $4,451 SGD|Low: $458 SGD|High: $4,497 SGD|Avg: $1,550 SGD|-1.0%
Novita Diamonds
Retailer 2
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Retailer 20
November 2, 2026
Retailer 20$511 SGD
Retailer 6$571 SGD
Retailer 12$573 SGD
Retailer 7$634 SGD
Retailer 10$634 SGD
Retailer 18$825 SGD
Retailer 15$1,004 SGD
Retailer 5$1,005 SGD
Retailer 13$1,041 SGD
Retailer 8$1,042 SGD
Retailer 2$1,093 SGD
Retailer 4$1,395 SGD
Retailer 17$1,476 SGD
Retailer 19$1,505 SGD
Retailer 3$2,038 SGD
Retailer 11$2,083 SGD
Retailer 9$2,373 SGD
Retailer 14$2,476 SGD
Retailer 16$3,631 SGD
Novita Diamonds$4,451 SGD

36 data points across 20 retailers

22 retailers$511 SGD to $4,451 SGD

A
Cheapest Retailer
-
$511 SGD
$400 USD
A
Retailer 2
-
$571 SGD
$447 USD
View
Final sale: no returns
A
Retailer 3
-
$573 SGD
$448 USD
View
Retailer 4
-
$634 SGD
$496 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$634 SGD
$496 USD
View
A
Retailer 6
-
$825 SGD
$645 USD
View
A
Retailer 7
-
$1,004 SGD
A$1,208 AUD
View
A
Retailer 8
-
$1,005 SGD
$786 USD
View
A
Retailer 9
-
$1,041 SGD
£641 GBP
View
A
Retailer 10
-
$1,042 SGD
$815 USD
View
A
Retailer 11
-
$1,093 SGD
ZAR 13,813 ZAR
View
A
Retailer 12
-
$1,395 SGD
$1,091 USD
View
A
Retailer 13
-
$1,476 SGD
A$1,776 AUD
View
B+
Retailer 14
-
$1,505 SGD
$1,177 USD
View
B+
Retailer 15
-
$2,038 SGD
$1,594 USD
View
B+
Retailer 16
-
$2,083 SGD
$1,630 USD
View
B+
Retailer 17
-
$2,180 SGD
$1,705 USD
View
B
Retailer 18
-
$2,373 SGD
$1,856 USD
View
B+
Retailer 19
-
$2,476 SGD
£1,525 GBP
View
B
Retailer 20
-
$3,631 SGD
$2,840 USD
View
Retailer 21
-
$4,206 SGD
$3,290 USD
View
Price last confirmed 18 days ago
Most Expensive
B
Novita Diamonds
cert_733598904 · Oct 31
$4,451 SGD
A$5,357 AUD
View
21 more retailers have this diamond
Prices start from $511 SGDSave up to $3,940 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
$511 SGD