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Radiant|Lab Grown|IGI

0.52ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG581329095

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG581329095

Diamond specifications and retailer prices

From £127 GBP
As of November 4, 2026
Save £153 GBP (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £319 GBP at Michael Trio · As of October 13, 2026
View at Michael Trio

About this 0.52ct lab-grown radiant diamond

This 0.52ct lab-grown radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG581329095 or 581329095. Listed at 7 retailers as of November 2, 2026, with a 120% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.52
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.3°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581329095
Dimensions5.78 × 3.99 × 2.62 mm
L/W Ratio1.45
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
5.78 mm3.99 mm0.52 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG581329095
Side View
Table 64.0%Crown 44.3°Girdle: MediumPavilion 34.9°Culet: NoneDepth 65.7%

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: £319 GBP|Low: £127 GBP|High: £319 GBP|Avg: £238 GBP
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 5£127 GBP
Retailer 2£174 GBP
Retailer 3£174 GBP
Retailer 4£215 GBP
Retailer 6£265 GBP
Retailer 7£280 GBP
Michael Trio£319 GBP

13 data points across 7 retailers

7 retailers£127 GBP to £280 GBP

A
Cheapest Retailer
-
£127 GBP
A
Retailer 2
-
£174 GBP
View
A
Retailer 3
-
£174 GBP
View
B+
Retailer 4
-
£215 GBP
View
B+
Retailer 5
-
£267 GBP
View
B
Retailer 6
-
£280 GBP
View
Most Expensive
Michael Trio
1927541466 · Oct 13
£319 GBP
SGD 582 SGD
View
Price last confirmed 23 days ago
6 more retailers have this diamond
Prices start from £127 GBPSave up to £153 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
0.52ct Radiant
£127 GBP