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Oval|Lab Grown|IGI

0.51ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG447099530

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447099530

Diamond specifications and retailer prices

From £227 GBP
$305 USD
As of November 3, 2026
Save £909 GBP (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,136 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG447099530 or 447099530. Listed at 12 retailers as of October 29, 2026, with prices from £227 to £1,136, a £909 spread on the same certified stone. MOH London lists it at £1,136. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099530
Dimensions6.49 × 4.51 × 2.76 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.49 mm4.51 mm0.51 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447099530
Side View
Table 58.5%Crown 35.6°Girdle: THN-STKPavilion 40.9°Culet: NoneDepth 61.2%

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: Nov 3
Current: £1,136 GBP|Low: £218 GBP|High: £1,144 GBP|Avg: £532 GBP|-0.6%
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
November 2, 2026
Retailer 8£227 GBP
Retailer 9£276 GBP
Retailer 10£282 GBP
Retailer 12£282 GBP
Retailer 5£299 GBP
Retailer 13£399 GBP
Retailer 11£460 GBP
Retailer 2£512 GBP
Retailer 6£516 GBP
Retailer 3£555 GBP
Retailer 7£867 GBP
Retailer 4£1,102 GBP
MOH London£1,136 GBP

21 data points across 13 retailers

12 retailers£227 GBP to £1,136 GBP

A
Cheapest Retailer
-
£227 GBP
$305 USD
A
Retailer 2
-
£264 GBP
$354 USD
View
A
Retailer 3
-
£276 GBP
$370 USD
View
A
Retailer 4
-
£282 GBP
$378 USD
View
Retailer 5
-
£282 GBP
$378 USD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£460 GBP
$617 USD
View
B+
Retailer 7
-
£512 GBP
ZAR 11,097 ZAR
View
B+
Retailer 8
-
£516 GBP
€659 EUR
View
B
Retailer 9
-
£867 GBP
$1,163 USD
View
B
Retailer 10
-
£907 GBP
$1,216 USD
View
B
Retailer 11
-
£1,102 GBP
View
Most Expensive
B
MOH London
LG447099530 · Oct 29
£1,136 GBP
View
11 more retailers have this diamond
Prices start from £227 GBPSave up to £909 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 Oval
£227 GBP