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Princess|Lab Grown|IGI

1.50ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG447099083

Shape and cutting style on the report: Princess cut

Certificate IGI LG447099083

Diamond specifications and retailer prices

From $1,124 SGD
As of November 4, 2026
Save $5,029 SGD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,153 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown princess diamond

This 1.5ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099083 or 447099083. Listed at 11 retailers as of November 4, 2026, with prices from $1,124 to $6,153, a $5,029 spread on the same certified stone. MOH London lists it at $6,153. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099083
Dimensions6.38 × 6.16 × 4.54 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
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Top View
6.38 mm6.16 mm1.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447099083
Side View
Table 71.5%Crown 42°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 73.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $6,153 SGD|Low: $1,124 SGD|High: $6,252 SGD|Avg: $2,971 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2$1,124 SGD
Retailer 4$1,655 SGD
Retailer 6$1,852 SGD
Retailer 8$1,893 SGD
Retailer 3$2,088 SGD
Retailer 7$2,139 SGD
Retailer 10$2,647 SGD
Retailer 5$3,039 SGD
Retailer 9$3,579 SGD
Retailer 11$5,497 SGD
MOH London$6,153 SGD

13 data points across 11 retailers

11 retailers$1,124 SGD to $6,153 SGD

A
Cheapest Retailer
-
$1,124 SGD
B+
Retailer 2
-
$1,655 SGD
View
B+
Retailer 3
-
$1,801 SGD
View
B+
Retailer 4
-
$1,852 SGD
View
Final sale: no returns
B+
Retailer 5
-
$1,920 SGD
View
Retailer 6
-
$1,920 SGD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$2,139 SGD
View
B
Retailer 8
-
$3,039 SGD
View
B
Retailer 9
-
$3,579 SGD
View
B
Retailer 10
-
$3,598 SGD
View
Most Expensive
B
MOH London
LG447099083 · Nov 5
$6,153 SGD
£3,793 GBP
View
10 more retailers have this diamond
Prices start from $1,124 SGDSave up to $5,029 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 Princess
$1,124 SGD