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Heart|Lab Grown|IGI

1.83ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG625433753

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG625433753

Diamond specifications and retailer prices

From $478 SGD
As of November 6, 2026
Save $1,835 SGD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,313 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.83ct lab-grown heart diamond

This 1.83ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625433753 or 625433753. Listed at 17 retailers as of November 5, 2026, with prices from $478 to $2,313, a $1,835 spread on the same certified stone. MOH London lists it at $2,313. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.83
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625433753
Dimensions8.68 × 7.50 × 4.88 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.68 mm7.50 mm1.83 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625433753
Side View
Table 61.0%Crown 38.7°Girdle: THN-STKPavilion 37.9°Culet: NoneDepth 56.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $2,313 SGD|Low: $459 SGD|High: $2,666 SGD|Avg: $1,161 SGD|-1.3%
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
November 6, 2026
Retailer 3$478 SGD
Retailer 5$534 SGD
Retailer 15$555 SGD
Retailer 7$593 SGD
Retailer 12$593 SGD
Retailer 2$755 SGD
Retailer 16$788 SGD
Retailer 14$927 SGD
Retailer 4$947 SGD
Retailer 8$1,030 SGD
Retailer 9$1,061 SGD
Retailer 10$1,497 SGD
Retailer 11$1,679 SGD
Retailer 13$1,907 SGD
Retailer 6$2,238 SGD
MOH London$2,313 SGD

43 data points across 16 retailers

17 retailers$478 SGD to $2,313 SGD

A
Cheapest Retailer
-
$478 SGD
A
Retailer 2
-
$534 SGD
View
Final sale: no returns
A
Retailer 3
-
$555 SGD
View
A
Retailer 4
-
$593 SGD
View
Retailer 5
-
$593 SGD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$755 SGD
View
B+
Retailer 7
-
$788 SGD
View
B+
Retailer 8
-
$927 SGD
View
B+
Retailer 9
-
$947 SGD
View
B
Retailer 10
-
$1,030 SGD
View
B+
Retailer 11
-
$1,061 SGD
View
B
Retailer 12
-
$1,497 SGD
View
B
Retailer 13
-
$1,679 SGD
View
B
Retailer 14
-
$1,907 SGD
View
B
Retailer 15
-
$1,957 SGD
View
B
Retailer 16
-
$2,238 SGD
View
Most Expensive
B
MOH London
LG625433753 · Nov 5
$2,313 SGD
£1,421 GBP
View
16 more retailers have this diamond
Prices start from $478 SGDSave up to $1,835 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
1.83ct Heart
$478 SGD