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Heart|Lab Grown|IGI

1.61ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG745505082

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG745505082

Diamond specifications and retailer prices

From $385 SGD
$301 USD
As of October 30, 2026
Save $4,486 SGD (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,871 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.61ct lab-grown heart diamond

This 1.61ct 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 LG745505082 or 745505082. Listed at 12 retailers as of October 30, 2026, with prices from $385 to $4,871, a $4,486 spread on the same certified stone. Brilliant Earth lists it at $4,871. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745505082
Dimensions7.04 × 8.31 × 4.69 mm
L/W Ratio1.18
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
7.04 mm8.31 mm1.61 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745505082
Side View
Table 58.0%Crown 34.6°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 56.4%

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: Oct 30
Current: $4,871 SGD|Low: $385 SGD|High: $6,111 SGD|Avg: $1,769 SGD|-20.3%
Brilliant Earth
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
October 30, 2026
Retailer 3$385 SGD
Retailer 13$446 SGD
Retailer 4$510 SGD
Retailer 9$761 SGD
Retailer 12$777 SGD
Retailer 11$813 SGD
Retailer 6$1,112 SGD
Retailer 5$1,122 SGD
Retailer 8$1,226 SGD
Retailer 10$1,304 SGD
Retailer 15$1,691 SGD
Retailer 2$2,119 SGD
Retailer 7$2,451 SGD
Retailer 14$3,413 SGD
Brilliant Earth$4,871 SGD

25 data points across 15 retailers

12 retailers$385 SGD to $4,871 SGD

A
Cheapest Retailer
-
$385 SGD
$301 USD
A
Retailer 2
-
$446 SGD
$349 USD
View
A
Retailer 3
-
$510 SGD
$399 USD
View
Final sale: no returns
A
Retailer 4
-
$761 SGD
$595 USD
View
A
Retailer 5
-
$777 SGD
$608 USD
View
A
Retailer 6
-
$813 SGD
$636 USD
View
A
Retailer 7
-
$1,226 SGD
A$1,475 AUD
View
A
Retailer 8
-
$1,304 SGD
$1,020 USD
View
B+
Retailer 9
-
$1,691 SGD
$1,323 USD
View
B+
Retailer 10
-
$2,119 SGD
£1,305 GBP
View
B
Retailer 11
-
$3,413 SGD
$2,670 USD
View
Most Expensive
B
Brilliant Earth
21415375Y · Oct 31
$4,871 SGD
$3,810 USD
View
11 more retailers have this diamond
Prices start from $385 SGDSave up to $4,486 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
1.61ct Heart
$385 SGD