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Princess|Lab Grown|IGI

1.51ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG635466080

Shape and cutting style on the report: Princess cut

Certificate IGI LG635466080

Diamond specifications and retailer prices

From £237 GBP
As of November 4, 2026
Save £939 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,176 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown princess diamond

This 1.51ct 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 LG635466080 or 635466080. Listed at 19 retailers as of November 4, 2026, with prices from £237 to £1,176, a £939 spread on the same certified stone. MOH London lists it at £1,176. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635466080
Dimensions6.31 × 6.26 × 4.45 mm
L/W Ratio1.01
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
6.31 mm6.26 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635466080
Side View
Table 70.0%Crown 33.4°Girdle: MediumPavilion 38.6°Culet: NoneDepth 71.1%

Caratlytics Score

How it works →
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: £1,176 GBP|Low: £237 GBP|High: £1,294 GBP|Avg: £648 GBP|-8.9%
MOH London
Retailer 2
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Retailer 11
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Retailer 19
November 5, 2026
Retailer 4£237 GBP
Retailer 8£265 GBP
Retailer 17£275 GBP
Retailer 9£294 GBP
Retailer 11£303 GBP
Retailer 5£382 GBP
Retailer 7£407 GBP
Retailer 3£477 GBP
Retailer 18£485 GBP
Retailer 13£507 GBP
Retailer 2£519 GBP
Retailer 12£690 GBP
Retailer 14£778 GBP
Retailer 16£863 GBP
Retailer 15£945 GBP
Retailer 6£979 GBP
Retailer 19£1,131 GBP
Retailer 10£1,140 GBP
MOH London£1,176 GBP

33 data points across 19 retailers

19 retailers£237 GBP to £1,176 GBP

A
Cheapest Retailer
-
£237 GBP
A
Retailer 2
-
£265 GBP
View
Final sale: no returns
A
Retailer 3
-
£275 GBP
View
A
Retailer 4
-
£294 GBP
View
Retailer 5
-
£303 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£382 GBP
View
A
Retailer 7
-
£407 GBP
View
B+
Retailer 8
-
£477 GBP
View
B+
Retailer 9
-
£485 GBP
View
B+
Retailer 10
-
£507 GBP
View
B+
Retailer 11
-
£519 GBP
View
B+
Retailer 12
-
£690 GBP
View
B
Retailer 13
-
£778 GBP
View
B
Retailer 14
-
£863 GBP
View
B
Retailer 15
-
£945 GBP
View
B
Retailer 16
-
£979 GBP
View
B
Retailer 17
-
£1,131 GBP
View
B
Retailer 18
-
£1,140 GBP
View
Most Expensive
B
MOH London
LG635466080 · Nov 5
£1,176 GBP
View
18 more retailers have this diamond
Prices start from £237 GBPSave up to £939 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
1.51ct Princess
£237 GBP