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Princess|Lab Grown|IGI

1.50ct F SI1 Princess Lab Grown Diamond

VG • F/SI1 • IGI LG522241085

Shape and cutting style on the report: Princess cut

Certificate IGI LG522241085

Diamond specifications and retailer prices

From $1,685 SGD
As of November 1, 2026
Save $1,200 SGD (42%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,885 SGD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

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 F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG522241085 or 522241085. Listed at 4 retailers as of November 1, 2026, with prices from $1,685 to $2,885, a $1,200 spread on the same certified stone. Loose Grown Diamond lists it at $2,885. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522241085
Dimensions6.39 × 6.25 × 4.13 mm
L/W Ratio1.02
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
6.39 mm6.25 mm1.50 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522241085
Side View
Table 71.5%Crown 42.7°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 66.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $2,885 SGD|Low: $1,685 SGD|High: $8,981 SGD|Avg: $4,392 SGD|+1.1%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 5$1,685 SGD
Retailer 6$2,076 SGD
Retailer 2$2,803 SGD
Loose Grown Diamond$2,885 SGD
Retailer 7$5,703 SGD
Retailer 4$6,448 SGD
Retailer 3$8,981 SGD

4 data points across 7 retailers

4 retailers$1,685 SGD to $2,885 SGD

B
Cheapest Retailer
-
$1,685 SGD
Most Expensive
C
Loose Grown Diamond
522241085 · Nov 1
$2,885 SGD
$2,251 USD
View
1 more retailer has this diamond
Prices start from $1,685 SGDSave up to $1,200 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.

B
1.50ct Princess
$1,685 SGD