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Princess|Lab Grown|IGI

1.50ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG557242482

Shape and cutting style on the report: Princess cut

Certificate IGI LG557242482

Diamond specifications and retailer prices

From £150 GBP
As of November 4, 2026
Save £747 GBP (83%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £896 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG557242482 or 557242482. Listed at 26 retailers as of November 4, 2026, with prices from £150 to £896, a £747 spread on the same certified stone. Brilliant Earth lists it at £896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557242482
Dimensions6.32 × 6.52 × 4.23 mm
L/W Ratio1.03
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
6.32 mm6.52 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557242482
Side View
Table 74.0%Crown 37.1°Girdle: Slightly ThickPavilion 37.1°Culet: NoneDepth 66.9%

Caratlytics Score

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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 4
Current: £896 GBP|Low: £150 GBP|High: £985 GBP|Avg: £471 GBP|-9.0%
Brilliant Earth
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November 5, 2026
Retailer 16£150 GBP
Retailer 8£167 GBP
Retailer 12£186 GBP
Retailer 23£186 GBP
Retailer 13£216 GBP
Retailer 6£252 GBP
Retailer 4£265 GBP
Retailer 17£296 GBP
Retailer 19£321 GBP
Retailer 2£338 GBP
Retailer 7£348 GBP
Retailer 21£350 GBP
Retailer 18£433 GBP
Retailer 20£450 GBP
Retailer 11£598 GBP
Retailer 9£637 GBP
Retailer 15£722 GBP
Retailer 22£733 GBP
Retailer 14£741 GBP
Retailer 10£757 GBP
Retailer 3£870 GBP
Retailer 5£890 GBP
Brilliant Earth£896 GBP

30 data points across 23 retailers

26 retailers£150 GBP to £896 GBP

A
Cheapest Retailer
-
£150 GBP
A
Retailer 2
-
£167 GBP
View
Final sale: no returns
Retailer 3
-
£186 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£186 GBP
View
A
Retailer 5
-
£216 GBP
View
B+
Retailer 6
-
£252 GBP
View
A
Retailer 7
-
£265 GBP
View
A
Retailer 8
-
£296 GBP
View
A
Retailer 9
-
£321 GBP
View
A
Retailer 10
-
£338 GBP
View
A
Retailer 11
-
£348 GBP
View
A
Retailer 12
-
£350 GBP
View
B+
Retailer 13
-
£433 GBP
View
B+
Retailer 14
-
£450 GBP
View
B+
Retailer 15
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£598 GBP
View
B+
Retailer 16
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£600 GBP
View
B+
Retailer 17
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£637 GBP
View
B
Retailer 18
-
£722 GBP
View
B
Retailer 19
-
£733 GBP
View
B
Retailer 20
-
£741 GBP
View
B
Retailer 21
-
£757 GBP
View
B
Retailer 22
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£779 GBP
View
Retailer 23
-
£870 GBP
View
Price last confirmed 11 days ago
B
Retailer 24
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£875 GBP
View
B
Retailer 25
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£890 GBP
View
Most Expensive
B
Brilliant Earth
16038339A · Nov 4
£896 GBP
$1,210 USD
View
25 more retailers have this diamond
Prices start from £150 GBPSave up to £747 GBP

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
£150 GBP