Princess|Lab Grown|IGI

1.50ct H VS1 Princess Lab Grown Diamond

EX • H/VS1 • IGI LG546215459

Shape and cutting style on the report: Princess cut

Certificate IGI LG546215459

Diamond specifications and retailer prices

From $444 USD
As of November 1, 2026
Save $585 USD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,029 USD at MOH London · As of November 1, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG546215459 or 546215459. Listed at 6 retailers as of November 1, 2026, with prices from $444 to $1,029, a $585 spread on the same certified stone. MOH London lists it at $1,029. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG546215459
Dimensions6.19 × 6.17 × 4.56 mm
L/W Ratio1.00
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
6.19 mm6.17 mm1.50 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG546215459
Side View
Table 70.5%Crown 44.1°Girdle: MediumPavilion 39.7°Culet: NoneDepth 73.9%

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 1
Current: $1,029 USD|Low: $444 USD|High: $1,212 USD|Avg: $731 USD|-14.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$444 USD
Retailer 2$486 USD
Retailer 7$515 USD
Retailer 5$587 USD
Retailer 3$860 USD
Retailer 6$878 USD
MOH London$1,029 USD

11 data points across 7 retailers

6 retailers$444 USD to $1,029 USD

B+
Cheapest Retailer
-
$444 USD
A
Retailer 2
-
$486 USD
View
B+
Retailer 3
-
$587 USD
View
B+
Retailer 4
-
$860 USD
View
B
Retailer 5
-
$878 USD
View
Most Expensive
B
MOH London
LG546215459 · Nov 1
$1,029 USD
£810 GBP
View
5 more retailers have this diamond
Prices start from $444 USDSave up to $585 USD

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
$444 USD