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Radiant|Lab Grown|IGI

0.51ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG561262650

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

Certificate IGI LG561262650

Diamond specifications and retailer prices

From £149 GBP
As of November 4, 2026
Save £219 GBP (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £970 GBP at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG561262650 or 561262650. Listed at 7 retailers as of November 2, 2026, with a 147% 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

0.51
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.4°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561262650
Dimensions5.39 × 4.14 × 2.57 mm
L/W Ratio1.30
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
5.39 mm4.14 mm0.51 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG561262650
Side View
Table 65.5%Crown 34.4°Girdle: STK-THKPavilion 30.5°Culet: NoneDepth 62.1%

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: £970 GBP|Low: £148 GBP|High: £1,226 GBP|Avg: £477 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6£148 GBP
Retailer 5£149 GBP
Retailer 4£259 GBP
Retailer 2£279 GBP
Retailer 3£307 GBP
Do Amore Diamonds£970 GBP
Retailer 7£1,226 GBP

8 data points across 7 retailers

7 retailers£149 GBP to £368 GBP

A
Cheapest Retailer
-
£149 GBP
B+
Retailer 2
-
£259 GBP
View
B+
Retailer 3
-
£279 GBP
View
B
Retailer 4
-
£307 GBP
View
B
Retailer 5
-
£368 GBP
View
Most Expensive
Do Amore Diamonds
32-LG561262650 · Nov 3
£970 GBP
$1,310 USD
View
Price under review
5 more retailers have this diamond
Prices start from £149 GBPSave up to £219 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 Radiant
£149 GBP