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Oval|Lab Grown|IGI

1.22ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG813630776

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813630776

Diamond specifications and retailer prices

From £257 GBP
$342 USD
As of October 28, 2026
Save £1,808 GBP (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,065 GBP at Brilliant Earth · As of October 29, 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 LG813630776 or 813630776. Listed at 17 retailers as of October 28, 2026, with prices from £257 to £2,065, a £1,808 spread on the same certified stone. Brilliant Earth lists it at £2,065. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813630776
Dimensions8.56 × 6.07 × 3.78 mm
L/W Ratio1.41
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
8.56 mm6.07 mm1.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813630776
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.3%

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 28
Current: £2,065 GBP|Low: £257 GBP|High: £2,125 GBP|Avg: £840 GBP|-2.8%
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 5£257 GBP
Retailer 16£285 GBP
Retailer 6£317 GBP
Retailer 7£383 GBP
Retailer 11£383 GBP
Retailer 3£471 GBP
Retailer 14£490 GBP
Retailer 2£505 GBP
Retailer 18£614 GBP
Retailer 10£652 GBP
Retailer 13£695 GBP
Retailer 15£876 GBP
Retailer 9£912 GBP
Retailer 17£916 GBP
Retailer 4£951 GBP
Retailer 12£1,148 GBP
Retailer 8£1,151 GBP
Brilliant Earth£2,065 GBP

39 data points across 18 retailers

17 retailers£257 GBP to £2,065 GBP

A
Cheapest Retailer
-
£257 GBP
$342 USD
Final sale: no returns
A
Retailer 2
-
£285 GBP
$380 USD
View
A
Retailer 3
-
£317 GBP
HK$3,300 HKD
View
A
Retailer 4
-
£383 GBP
$510 USD
View
A
Retailer 5
-
£383 GBP
$510 USD
View
A
Retailer 6
-
£471 GBP
$627 USD
View
A
Retailer 7
-
£490 GBP
ZAR 10,537 ZAR
View
B+
Retailer 8
-
£505 GBP
View
B+
Retailer 9
-
£614 GBP
$817 USD
View
B+
Retailer 10
-
£695 GBP
A$1,424 AUD
View
B+
Retailer 11
-
£876 GBP
$1,166 USD
View
B
Retailer 12
-
£912 GBP
SGD 1,642 SGD
View
B+
Retailer 13
-
£916 GBP
$1,220 USD
View
B
Retailer 14
-
£951 GBP
$1,267 USD
View
B
Retailer 15
-
£1,148 GBP
View
B
Retailer 16
-
£1,151 GBP
$1,532 USD
View
Most Expensive
B
Brilliant Earth
20609297A · Oct 29
£2,065 GBP
$2,750 USD
View
16 more retailers have this diamond
Prices start from £257 GBPSave up to £1,808 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
£257 GBP