Princess|Lab Grown|IGI

4.51ct H VS2 Princess Lab Grown Diamond

ID • H/VS2 • IGI LG551292809

Shape and cutting style on the report: Princess cut

Certificate IGI LG551292809

Diamond specifications and retailer prices

From $2,860 USD
As of October 30, 2026
14 retailers carry this diamond
Most expensive: $27,915 USD 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 H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG551292809 or 551292809. Listed at 14 retailers as of October 30, 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
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551292809
Dimensions8.96 × 8.57 × 6.60 mm
L/W Ratio1.05
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
8.96 mm8.57 mm4.51 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551292809
Side View
Table 71.5%Crown 47.3°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 77.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $27,915 USD|Low: $2,860 USD|High: $44,069 USD|Avg: $19,518 USD|+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
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Retailer 16
October 30, 2026
Retailer 2$2,860 USD
Retailer 11$15,239 USD
Retailer 16$15,604 USD
Retailer 6$16,163 USD
Retailer 14$16,567 USD
Retailer 3$17,066 USD
Retailer 7$17,105 USD
Retailer 13$17,491 USD
Retailer 12$17,677 USD
Retailer 15$17,677 USD
Retailer 10$17,928 USD
Retailer 8$18,978 USD
Retailer 9$21,202 USD
Retailer 4$25,329 USD
MOH London$27,915 USD
Retailer 5$44,069 USD

28 data points across 16 retailers

14 retailers

B+
Cheapest Retailer
-
$2,860 USD
Most Expensive
MOH London
LG551292809 · Oct 29
$27,915 USD
£21,980 GBP
View
Price under review
1 more retailer has this diamond
Prices start from $2,860 USD

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
$2,860 USD