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Oval|Lab Grown|IGI

1.22ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG729570473

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG729570473

Diamond specifications and retailer prices

From £178 GBP
$237 USD
As of October 29, 2026
Save £1,459 GBP (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,637 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 LG729570473 or 729570473. Listed at 24 retailers as of October 29, 2026, with prices from £178 to £1,637, a £1,459 spread on the same certified stone. Brilliant Earth lists it at £1,637. 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 angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729570473
Dimensions6.02 × 6.02 × 3.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.02 mm6.02 mm1.22 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729570473
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.6%

Caratlytics Score

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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 29
Current: £1,637 GBP|Low: £176 GBP|High: £1,637 GBP|Avg: £577 GBP
Brilliant Earth
Retailer 2
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Retailer 21
October 29, 2026
Retailer 10£178 GBP
Retailer 15£199 GBP
Retailer 19£207 GBP
Retailer 5£221 GBP
Retailer 12£221 GBP
Retailer 6£373 GBP
Retailer 16£380 GBP
Retailer 4£401 GBP
Retailer 18£415 GBP
Retailer 2£417 GBP
Retailer 20£438 GBP
Retailer 17£539 GBP
Retailer 8£582 GBP
Retailer 3£595 GBP
Retailer 9£710 GBP
Retailer 11£749 GBP
Retailer 13£891 GBP
Retailer 14£913 GBP
Retailer 7£986 GBP
Retailer 21£1,111 GBP
Brilliant Earth£1,637 GBP

38 data points across 21 retailers

24 retailers£178 GBP to £1,637 GBP

Retailer 1
-
£176 GBP
$235 USD
Price last confirmed 38 days ago
A
Retailer 2
-
£178 GBP
$237 USD
View
A
Retailer 3
-
£199 GBP
$265 USD
View
Final sale: no returns
A
Retailer 4
-
£207 GBP
$275 USD
View
Retailer 5
-
£216 GBP
$288 USD
View
Price last confirmed 38 days ago
A
Retailer 6
-
£221 GBP
$294 USD
View
A
Retailer 7
-
£221 GBP
$294 USD
View
A
Retailer 8
-
£373 GBP
$497 USD
View
A
Retailer 9
-
£380 GBP
ZAR 8,167 ZAR
View
A
Retailer 10
-
£401 GBP
$534 USD
View
A
Retailer 11
-
£415 GBP
€526 EUR
View
A
Retailer 12
-
£417 GBP
View
A
Retailer 13
-
£438 GBP
A$898 AUD
View
B+
Retailer 14
-
£539 GBP
A$1,104 AUD
View
B+
Retailer 15
-
£582 GBP
$775 USD
View
B+
Retailer 16
-
£595 GBP
$793 USD
View
B+
Retailer 17
-
£710 GBP
$946 USD
View
B+
Retailer 18
-
£749 GBP
$998 USD
View
B+
Retailer 19
-
£806 GBP
$1,074 USD
View
B+
Retailer 20
-
£891 GBP
View
Retailer 21
-
£913 GBP
A$1,870 AUD
View
Price last confirmed 28 days ago
B
Retailer 22
-
£986 GBP
$1,313 USD
View
Retailer 23
-
£1,111 GBP
$1,480 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
15927530A · Oct 29
£1,637 GBP
$2,180 USD
View
23 more retailers have this diamond
Prices start from £178 GBPSave up to £1,459 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
£178 GBP