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Heart|Lab Grown|IGI

1.63ct H IF Heart Lab Grown Diamond

ID • H/IF • IGI LG581348386

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG581348386

Diamond specifications and retailer prices

From $412 SGD
$322 USD
As of October 30, 2026
Save $1,636 SGD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,047 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.63ct lab-grown heart diamond

This 1.63ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG581348386 or 581348386. Listed at 16 retailers as of October 30, 2026, with prices from $412 to $2,047, a $1,636 spread on the same certified stone. MOH London lists it at $2,047. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
H
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle43.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581348386
Dimensions7.21 × 8.19 × 4.81 mm
L/W Ratio1.14
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 Faint Blue
Top View
7.21 mm8.19 mm1.63 ctH / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581348386
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 43.8°Culet: NoneDepth 58.7%

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: $2,047 SGD|Low: $316 SGD|High: $3,055 SGD|Avg: $1,229 SGD
MOH London
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
November 1, 2026
Retailer 15$412 SGD
Retailer 17$462 SGD
Retailer 16$511 SGD
Retailer 9$540 SGD
Retailer 14$688 SGD
Retailer 13$710 SGD
Retailer 6$789 SGD
Retailer 18$846 SGD
Retailer 12$878 SGD
Retailer 3$891 SGD
Retailer 11$1,191 SGD
Retailer 2$1,498 SGD
Retailer 10$1,576 SGD
Retailer 4$1,700 SGD
Retailer 7$1,974 SGD
Retailer 8$1,979 SGD
MOH London$2,047 SGD
Retailer 5$3,055 SGD

29 data points across 18 retailers

16 retailers$412 SGD to $2,047 SGD

A
Cheapest Retailer
-
$412 SGD
$322 USD
A
Retailer 2
-
$462 SGD
$361 USD
View
Final sale: no returns
A
Retailer 3
-
$478 SGD
$374 USD
View
A
Retailer 4
-
$511 SGD
$400 USD
View
Retailer 5
-
$511 SGD
$400 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$688 SGD
$538 USD
View
A
Retailer 7
-
$710 SGD
$555 USD
View
B+
Retailer 8
-
$846 SGD
$662 USD
View
A
Retailer 9
-
$878 SGD
ZAR 11,094 ZAR
View
B+
Retailer 10
-
$891 SGD
$697 USD
View
B+
Retailer 11
-
$1,191 SGD
A$1,433 AUD
View
B+
Retailer 12
-
$1,221 SGD
$955 USD
View
B+
Retailer 13
-
$1,498 SGD
$1,172 USD
View
B+
Retailer 14
-
$1,643 SGD
$1,285 USD
View
B+
Retailer 15
-
$1,700 SGD
$1,330 USD
View
Most Expensive
B+
MOH London
LG581348386 · Nov 1
$2,047 SGD
£1,261 GBP
View
15 more retailers have this diamond
Prices start from $412 SGDSave up to $1,636 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
1.63ct Heart
$412 SGD