Princess|Lab Grown|IGI

4.51ct G VS2 Princess Lab Grown Diamond

ID • G/VS2 • IGI LG551299396

Shape and cutting style on the report: Princess cut

Certificate IGI LG551299396

Diamond specifications and retailer prices

From £2,649 GBP
$3,550 USD
As of October 29, 2026
13 retailers carry this diamond
Most expensive: £23,778 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 4.51ct lab-grown princess diamond

This 4.51ct lab-grown princess sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG551299396 or 551299396. Listed at 13 retailers as of October 29, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551299396
Dimensions8.88 × 8.85 × 6.37 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
8.88 mm8.85 mm4.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551299396
Side View
Table 73.0%Crown 45.5°Girdle: MediumPavilion 38.7°Culet: NoneDepth 72.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £23,778 GBP|Low: £2,649 GBP|High: £39,270 GBP|Avg: £16,461 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 10£2,649 GBP
Retailer 7£10,551 GBP
Retailer 9£13,282 GBP
Retailer 15£13,601 GBP
Retailer 14£14,440 GBP
Retailer 5£14,859 GBP
Retailer 3£14,876 GBP
Retailer 8£15,180 GBP
Retailer 13£15,236 GBP
Retailer 12£15,407 GBP
Retailer 6£16,542 GBP
Retailer 2£17,020 GBP
Retailer 4£22,077 GBP
MOH London£23,778 GBP
Retailer 11£39,270 GBP

21 data points across 15 retailers

13 retailers

B
Cheapest Retailer
-
£2,649 GBP
$3,550 USD
Retailer 2
-
£14,440 GBP
$19,348 USD
View
Price under review
Retailer 3
-
£14,876 GBP
$19,932 USD
View
Price under review
Final sale: no returns
Retailer 4
-
£15,236 GBP
$20,414 USD
View
Price under review
Retailer 5
-
£15,407 GBP
$20,644 USD
View
Price under review
Retailer 6
-
£17,020 GBP
View
Price under review
Most Expensive
MOH London
LG551299396 · Oct 29
£23,778 GBP
View
Price under review
6 more retailers have this diamond
Prices start from £2,649 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.

B
4.51ct Princess
£2,649 GBP