CaratHunter
Plans
Princess|Lab Grown|IGI

1.50ct K SI1 Princess Lab Grown Diamond

ID • K/SI1 • IGI LG447098409

Shape and cutting style on the report: Princess cut

Certificate IGI LG447098409

Diamond specifications and retailer prices

From $1,164 SGD
As of November 6, 2026
Save $2,631 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,602 SGD at MOH London · As of October 29, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447098409 or 447098409. Listed at 10 retailers as of November 6, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447098409
Dimensions6.29 × 6.14 × 4.47 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
undefined
Top View
6.29 mm6.14 mm1.50 ctK / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447098409
Side View
Table 66.0%Crown 43.1°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 72.8%

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 6
Current: $4,602 SGD|Low: $1,118 SGD|High: $4,639 SGD|Avg: $2,271 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$1,164 SGD
Retailer 6$1,350 SGD
Retailer 8$1,350 SGD
Retailer 3$1,571 SGD
Retailer 2$1,876 SGD
Retailer 9$1,998 SGD
Retailer 7$2,165 SGD
Retailer 4$3,003 SGD
MOH London$4,602 SGD

40 data points across 9 retailers

10 retailers$1,164 SGD to $3,795 SGD

A
Cheapest Retailer
-
$1,164 SGD
A
Retailer 2
-
$1,266 SGD
View
A
Retailer 3
-
$1,350 SGD
View
Retailer 4
-
$1,350 SGD
View
Price last confirmed 25 days ago
B+
Retailer 5
-
$1,571 SGD
View
B+
Retailer 6
-
$1,876 SGD
View
B+
Retailer 7
-
$2,165 SGD
View
B
Retailer 8
-
$3,003 SGD
View
B
Retailer 9
-
$3,795 SGD
View
Most Expensive
MOH London
LG447098409 · Oct 29
$4,602 SGD
£2,837 GBP
View
Price last confirmed 8 days ago
9 more retailers have this diamond
Prices start from $1,164 SGDSave up to $2,631 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
$1,164 SGD