Princess|Lab Grown|IGI

4.51ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG553225149

Shape and cutting style on the report: Princess cut

Certificate IGI LG553225149

Diamond specifications and retailer prices

From £5,366 GBP
$7,190 USD
As of October 29, 2026
15 retailers carry this diamond
Most expensive: £25,914 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG553225149 or 553225149. Listed at 15 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG553225149
Dimensions8.90 × 8.69 × 6.53 mm
L/W Ratio1.02
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
8.90 mm8.69 mm4.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG553225149
Side View
Table 71.0%Crown 50°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 75.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £25,914 GBP|Low: £5,366 GBP|High: £42,796 GBP|Avg: £21,967 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
October 29, 2026
Retailer 10£5,366 GBP
Retailer 9£14,475 GBP
Retailer 4£15,743 GBP
Retailer 13£16,212 GBP
Retailer 8£16,543 GBP
Retailer 11£16,599 GBP
Retailer 5£18,027 GBP
Retailer 7£18,788 GBP
Retailer 3£24,056 GBP
MOH London£25,914 GBP
Retailer 2£35,743 GBP
Retailer 6£36,422 GBP
Retailer 12£42,796 GBP

21 data points across 13 retailers

15 retailers

B
Cheapest Retailer
-
£5,366 GBP
$7,190 USD
Retailer 2
-
£14,475 GBP
$19,395 USD
View
Price under review
Retailer 3
-
£14,591 GBP
$19,551 USD
View
Price under review
Retailer 4
-
£15,737 GBP
$21,086 USD
View
Price under review
Retailer 5
-
£16,212 GBP
$21,722 USD
View
Price under review
Final sale: no returns
Retailer 6
-
£16,599 GBP
$22,241 USD
View
Price under review
Retailer 7
-
£16,792 GBP
$22,499 USD
View
Price under review
Retailer 8
-
£18,788 GBP
View
Price under review
Most Expensive
MOH London
LG553225149 · Oct 29
£25,914 GBP
View
Price under review
8 more retailers have this diamond
Prices start from £5,366 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
£5,366 GBP