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Oval|Lab Grown|IGI

1.22ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG812621354

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG812621354

Diamond specifications and retailer prices

From £182 GBP
$242 USD
As of October 28, 2026
Save £1,253 GBP (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,434 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.22ct lab-grown oval diamond

This 1.22ct 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 LG812621354 or 812621354. Listed at 22 retailers as of October 28, 2026, with prices from £182 to £1,434, a £1,253 spread on the same certified stone. Brilliant Earth lists it at £1,434. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621354
Dimensions8.81 × 5.93 × 3.70 mm
L/W Ratio1.49
Girdle conditionFaceted
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
Top View
8.81 mm5.93 mm1.22 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621354
Side View
Table 57.0%Crown 37.2°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.4%

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: Oct 28
Current: £1,434 GBP|Low: £133 GBP|High: £1,479 GBP|Avg: £611 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 6£182 GBP
Retailer 15£285 GBP
Retailer 12£337 GBP
Retailer 9£347 GBP
Retailer 8£373 GBP
Retailer 4£435 GBP
Retailer 3£440 GBP
Retailer 10£493 GBP
Retailer 14£590 GBP
Retailer 13£651 GBP
Retailer 5£689 GBP
Retailer 2£813 GBP
Retailer 7£937 GBP
Retailer 11£1,104 GBP
Brilliant Earth£1,434 GBP

37 data points across 15 retailers

22 retailers£182 GBP to £1,434 GBP

A
Retailer 1
-
£163 GBP
$217 USD
Price last confirmed 18 days ago
A
Retailer 2
-
£167 GBP
$223 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
£182 GBP
$242 USD
View
Final sale: no returns
A
Retailer 4
-
£194 GBP
$259 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
£202 GBP
$269 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£202 GBP
$269 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
£205 GBP
$273 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
£285 GBP
$380 USD
View
A
Retailer 9
-
£337 GBP
€428 EUR
View
Price last confirmed 10 days ago
A
Retailer 10
-
£347 GBP
ZAR 7,461 ZAR
View
A
Retailer 11
-
£373 GBP
View
A
Retailer 12
-
£435 GBP
$579 USD
View
A
Retailer 13
-
£440 GBP
$586 USD
View
B+
Retailer 14
-
£493 GBP
A$1,011 AUD
View
B+
Retailer 15
-
£590 GBP
$786 USD
View
B+
Retailer 16
-
£649 GBP
$864 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
£651 GBP
$867 USD
View
B+
Retailer 18
-
£689 GBP
$917 USD
View
B+
Retailer 19
-
£813 GBP
View
B
Retailer 20
-
£937 GBP
$1,247 USD
View
B+
Retailer 21
-
£1,104 GBP
$1,470 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20681209A · Oct 28
£1,434 GBP
$1,910 USD
View
21 more retailers have this diamond
Prices start from £182 GBPSave up to £1,253 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
1.22ct Oval
£182 GBP