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Oval|Lab Grown|IGI

1.51ct J VS1 Oval Lab Grown Diamond

ID • J/VS1 • IGI LG826614450

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG826614450

Diamond specifications and retailer prices

From £164 GBP
$220 USD
As of October 26, 2026
Save £651 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £815 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826614450 or 826614450. Listed at 16 retailers as of October 25, 2026, with prices from £164 to £815, a £651 spread on the same certified stone. MOH London lists it at £815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826614450
Dimensions9.14 × 6.51 × 4.04 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.14 mm6.51 mm1.51 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826614450
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: £815 GBP|Low: £157 GBP|High: £933 GBP|Avg: £441 GBP|-2.1%
MOH London
Retailer 2
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Retailer 18
October 30, 2026
Retailer 15£164 GBP
Retailer 5£183 GBP
Retailer 13£190 GBP
Retailer 14£203 GBP
Retailer 10£229 GBP
Retailer 18£239 GBP
Retailer 2£295 GBP
Retailer 16£328 GBP
Retailer 12£343 GBP
Retailer 3£348 GBP
Retailer 7£393 GBP
Retailer 11£522 GBP
Retailer 4£528 GBP
Retailer 6£638 GBP
Retailer 17£653 GBP
Retailer 8£659 GBP
Retailer 9£692 GBP
MOH London£815 GBP

24 data points across 18 retailers

16 retailers£164 GBP to £815 GBP

A
Cheapest Retailer
-
£164 GBP
$220 USD
Retailer 2
-
£190 GBP
$255 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
£203 GBP
$272 USD
View
A
Retailer 4
-
£229 GBP
HK$2,400 HKD
View
Retailer 5
-
£239 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
£295 GBP
$395 USD
View
Retailer 7
-
£343 GBP
ZAR 7,435 ZAR
View
Price last confirmed 8 days ago
A
Retailer 8
-
£348 GBP
$466 USD
View
A
Retailer 9
-
£393 GBP
$526 USD
View
A
Retailer 10
-
£522 GBP
$700 USD
View
A
Retailer 11
-
£528 GBP
$707 USD
View
A
Retailer 12
-
£638 GBP
$855 USD
View
A
Retailer 13
-
£653 GBP
$875 USD
View
A
Retailer 14
-
£659 GBP
SGD 1,194 SGD
View
A
Retailer 15
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£692 GBP
$928 USD
View
Most Expensive
A
MOH London
LG826614450 · Oct 25
£815 GBP
View
15 more retailers have this diamond
Prices start from £164 GBPSave up to £651 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
1.51ct Oval
£164 GBP