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Princess|Lab Grown|IGI

1.51ct G VS2 Princess Lab Grown Diamond

ID • G/VS2 • IGI LG485151940

Shape and cutting style on the report: Princess cut

Certificate IGI LG485151940

Diamond specifications and retailer prices

From £331 GBP
As of November 4, 2026
Save £440 GBP (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £771 GBP at MOH London · As of November 2, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG485151940 or 485151940. Listed at 7 retailers as of November 2, 2026, with prices from £331 to £771, a £440 spread on the same certified stone. MOH London lists it at £771. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle47.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485151940
Dimensions6.10 × 6.03 × 4.35 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.10 mm6.03 mm1.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG485151940
Side View
Table 66.5%Crown 47.5°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 72.1%

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: £771 GBP|Low: £331 GBP|High: £911 GBP|Avg: £515 GBP|-15.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 5£331 GBP
Retailer 2£351 GBP
Retailer 3£353 GBP
Retailer 6£438 GBP
Retailer 4£634 GBP
Retailer 7£658 GBP
MOH London£771 GBP

41 data points across 7 retailers

7 retailers£331 GBP to £771 GBP

B+
Cheapest Retailer
-
£331 GBP
A
Retailer 2
-
£351 GBP
View
A
Retailer 3
-
£353 GBP
View
B+
Retailer 4
-
£438 GBP
View
B+
Retailer 5
-
£634 GBP
View
Retailer 6
-
£658 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
MOH London
LG485151940 · Nov 2
£771 GBP
View
6 more retailers have this diamond
Prices start from £331 GBPSave up to £440 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
£331 GBP