CaratHunter
Plans
Round|Lab Grown|IGI

0.51ct I VS2 Round Lab Grown Diamond

ID • I/VS2 • IGI LG425066228

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425066228

Diamond specifications and retailer prices

From £246 GBP
$330 USD
As of October 29, 2026
Save £892 GBP (78%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,138 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425066228 or 425066228. Listed at 4 retailers as of October 29, 2026, with prices from £246 to £1,138, a £892 spread on the same certified stone. MOH London lists it at £1,138. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425066228
Dimensions5.11 × 5.13 × 3.16 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
5.11 mm5.13 mm0.51 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425066228
Side View
Table 58.5%Crown 33.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,138 GBP|Low: £243 GBP|High: £1,146 GBP|Avg: £508 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5£243 GBP
Retailer 3£246 GBP
Retailer 7£399 GBP
Retailer 4£460 GBP
Retailer 2£520 GBP
Retailer 6£555 GBP
MOH London£1,138 GBP

15 data points across 7 retailers

4 retailers£246 GBP to £1,138 GBP

A
Cheapest Retailer
-
£246 GBP
$330 USD
B+
Retailer 2
-
£460 GBP
$617 USD
View
B+
Retailer 3
-
£520 GBP
€664 EUR
View
Most Expensive
B
MOH London
LG425066228 · Oct 29
£1,138 GBP
View
3 more retailers have this diamond
Prices start from £246 GBPSave up to £892 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 Round
£246 GBP