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Princess|Lab Grown|IGI

0.51ct F VVS2 Princess Lab Grown Diamond

VG • F/VVS2 • IGI LG823640254

Shape and cutting style on the report: Princess cut

Certificate IGI LG823640254

Diamond specifications and retailer prices

From £193 GBP
As of November 1, 2026
Save £216 GBP (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £953 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct lab-grown princess diamond

This 0.51ct lab-grown princess sits in the half to three-quarter carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG823640254 or 823640254. Listed at 8 retailers as of November 1, 2026, with a 112% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.51
Carat
F
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823640254
Dimensions4.37 × 4.25 × 3.14 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.37 mm4.25 mm0.51 ctF / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823640254
Side View
Table 69.0%Crown 46.1°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 73.9%

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 1
Current: £953 GBP|Low: £193 GBP|High: £964 GBP|Avg: £358 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 5£193 GBP
Retailer 4£212 GBP
Retailer 6£219 GBP
Retailer 2£235 GBP
Retailer 3£276 GBP
Retailer 7£283 GBP
Retailer 8£409 GBP
MOH London£953 GBP

32 data points across 8 retailers

8 retailers£193 GBP to £409 GBP

A
Cheapest Retailer
-
£193 GBP
Retailer 2
-
£212 GBP
View
Price last confirmed 13 days ago
B+
Retailer 3
-
£219 GBP
View
B+
Retailer 4
-
£235 GBP
View
B+
Retailer 5
-
£276 GBP
View
B+
Retailer 6
-
£283 GBP
View
B
Retailer 7
-
£409 GBP
View
Most Expensive
MOH London
LG823640254 · Nov 2
£953 GBP
View
Price under review
7 more retailers have this diamond
Prices start from £193 GBPSave up to £216 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
0.51ct Princess
£193 GBP