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Heart|Lab Grown|IGI

1.56ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG618401846

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG618401846

Diamond specifications and retailer prices

From $1,093 SGD
$855 USD
As of October 30, 2026
Save $4,972 SGD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,065 SGD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.56ct lab-grown heart diamond

This 1.56ct 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 LG618401846 or 618401846. Listed at 21 retailers as of October 30, 2026, with prices from $1,093 to $6,065, a $4,972 spread on the same certified stone. With Clarity lists it at $6,065. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618401846
Dimensions7.38 × 7.95 × 4.75 mm
L/W Ratio1.08
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
7.38 mm7.95 mm1.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618401846
Side View
Table 59.0%Crown 38.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
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: $4,751 SGD|Low: $1,074 SGD|High: $6,065 SGD|Avg: $2,669 SGD|-3.6%
Retailer 1
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
Retailer 17
Retailer 18
With Clarity
November 1, 2026
Retailer 7$1,093 SGD
Retailer 3$1,189 SGD
Retailer 14$1,222 SGD
Retailer 16$1,267 SGD
Retailer 4$1,489 SGD
Retailer 17$1,565 SGD
Retailer 5$1,610 SGD
Retailer 9$1,815 SGD
Retailer 11$1,948 SGD
Retailer 13$2,271 SGD
Retailer 18$2,330 SGD
Retailer 15$2,657 SGD
Retailer 12$3,156 SGD
Retailer 2$3,563 SGD
Retailer 6$3,966 SGD
Retailer 8$4,395 SGD
Retailer 1$4,751 SGD
Retailer 10$5,830 SGD
With Clarity$6,065 SGD

31 data points across 19 retailers

21 retailers$1,093 SGD to $6,065 SGD

A
Cheapest Retailer
-
$1,093 SGD
$855 USD
A
Retailer 2
-
$1,189 SGD
$930 USD
View
A
Retailer 3
-
$1,222 SGD
$956 USD
View
Final sale: no returns
A
Retailer 4
-
$1,267 SGD
$991 USD
View
Retailer 5
-
$1,298 SGD
$1,015 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,489 SGD
$1,165 USD
View
B+
Retailer 7
-
$1,565 SGD
$1,224 USD
View
B+
Retailer 8
-
$1,610 SGD
$1,259 USD
View
B+
Retailer 9
-
$1,815 SGD
$1,420 USD
View
B+
Retailer 10
-
$1,948 SGD
£1,200 GBP
View
B+
Retailer 11
-
$2,271 SGD
€1,692 EUR
View
B+
Retailer 12
-
$2,330 SGD
ZAR 29,441 ZAR
View
B+
Retailer 13
-
$2,657 SGD
$2,078 USD
View
B+
Retailer 14
-
$3,156 SGD
A$3,798 AUD
View
B
Retailer 15
-
$3,563 SGD
$2,787 USD
View
B
Retailer 16
-
$3,753 SGD
$2,936 USD
View
B
Retailer 17
-
$3,966 SGD
$3,102 USD
View
B
Retailer 18
-
$4,395 SGD
$3,438 USD
View
B
Retailer 19
-
$4,751 SGD
£2,926 GBP
View
B
Retailer 20
-
$5,830 SGD
$4,560 USD
View
Most Expensive
B
With Clarity
618401846 · Oct 31
$6,065 SGD
$4,744 USD
View
20 more retailers have this diamond
Prices start from $1,093 SGDSave up to $4,972 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
1.56ct Heart
$1,093 SGD