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Oval|Lab Grown|IGI

1.20ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG791657215

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791657215

Diamond specifications and retailer prices

From £445 GBP
A$918 AUD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: £1,091 GBP at Rare Carat · As of August 31, 2026
View at Rare Carat

About this 1.2ct lab-grown oval diamond

This 1.2ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG791657215 or 791657215. Listed at 3 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791657215
Dimensions8.66 × 5.95 × 8.66 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.66 mm5.95 mm1.20 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791657215
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £1,091 GBP|Low: £293 GBP|High: £1,245 GBP|Avg: £688 GBP|-12.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 9, 2026
Retailer 6£296 GBP
Retailer 3£321 GBP
Retailer 2£445 GBP
Retailer 5£454 GBP
Retailer 4£618 GBP
Retailer 8£811 GBP
Retailer 7£884 GBP
Rare Carat£1,091 GBP

21 data points across 8 retailers

3 retailers

A
Cheapest Retailer
-
£445 GBP
A$918 AUD
Retailer 2
-
£618 GBP
A$1,275 AUD
View
Price last confirmed 72 days ago
Most Expensive
Rare Carat
2023787 · Aug 31
£1,091 GBP
$1,461 USD
View
Price last confirmed 60 days ago
2 more retailers have this diamond
Prices start from £445 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
1.20ct Oval
£445 GBP