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Round|Lab Grown|IGI

1.50ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG445037462

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445037462

Diamond specifications and retailer prices

From $1,060 SGD
As of November 5, 2026
Save $4,207 SGD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,267 SGD at MOH London · As of November 3, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445037462 or 445037462. Listed at 10 retailers as of November 3, 2026, with prices from $1,060 to $5,267, a $4,207 spread on the same certified stone. MOH London lists it at $5,267. 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

1.50
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037462
Dimensions7.29 × 7.36 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.29 mm7.36 mm1.50 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037462
Side View
Table 56.0%Crown 35.9°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 61.8%

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: Nov 5
Current: $5,267 SGD|Low: $1,060 SGD|High: $5,337 SGD|Avg: $2,473 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 2$1,060 SGD
Retailer 3$1,339 SGD
Retailer 7$1,498 SGD
Retailer 4$1,553 SGD
Retailer 6$1,553 SGD
Retailer 8$2,243 SGD
Retailer 5$2,477 SGD
Retailer 9$3,246 SGD
Retailer 10$3,472 SGD
MOH London$5,267 SGD

15 data points across 10 retailers

10 retailers$1,060 SGD to $5,267 SGD

A
Cheapest Retailer
-
$1,060 SGD
B+
Retailer 2
-
$1,339 SGD
View
B+
Retailer 3
-
$1,456 SGD
View
B+
Retailer 4
-
$1,498 SGD
View
Final sale: no returns
Retailer 5
-
$1,553 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$1,553 SGD
View
B
Retailer 7
-
$2,477 SGD
View
B
Retailer 8
-
$2,911 SGD
View
B
Retailer 9
-
$3,246 SGD
View
Most Expensive
B
MOH London
LG445037462 · Nov 3
$5,267 SGD
£3,247 GBP
View
9 more retailers have this diamond
Prices start from $1,060 SGDSave up to $4,207 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
1.50ct Round
$1,060 SGD