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Oval|Lab Grown|IGI

1.22ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG743523450

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG743523450

Diamond specifications and retailer prices

From £171 GBP
$228 USD
As of October 30, 2026
Save £1,398 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,569 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743523450 or 743523450. Listed at 21 retailers as of October 29, 2026, with prices from £171 to £1,569, a £1,398 spread on the same certified stone. Brilliant Earth lists it at £1,569. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743523450
Dimensions6.06 × 6.06 × 3.80 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
6.06 mm6.06 mm1.22 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743523450
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

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 30
Current: £1,569 GBP|Low: £151 GBP|High: £1,569 GBP|Avg: £536 GBP
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 18
October 30, 2026
Retailer 8£158 GBP
Retailer 2£171 GBP
Retailer 10£195 GBP
Retailer 13£269 GBP
Retailer 6£328 GBP
Retailer 4£330 GBP
Retailer 11£350 GBP
Retailer 17£406 GBP
Retailer 18£430 GBP
Retailer 16£465 GBP
Retailer 15£573 GBP
Retailer 9£627 GBP
Retailer 7£629 GBP
Retailer 3£652 GBP
Retailer 12£895 GBP
Retailer 14£907 GBP
Retailer 5£1,179 GBP
Brilliant Earth£1,569 GBP

37 data points across 18 retailers

21 retailers£171 GBP to £1,569 GBP

Retailer 1
-
£158 GBP
$210 USD
Price last confirmed 19 days ago
Retailer 2
-
£160 GBP
$213 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
£171 GBP
$228 USD
View
Final sale: no returns
Retailer 4
-
£185 GBP
$247 USD
View
Price last confirmed 35 days ago
Retailer 5
-
£195 GBP
$260 USD
View
Price last confirmed 18 days ago
Retailer 6
-
£195 GBP
$260 USD
View
Price last confirmed 27 days ago
Retailer 7
-
£196 GBP
$261 USD
View
Price last confirmed 35 days ago
B+
Retailer 8
-
£269 GBP
$358 USD
View
Retailer 9
-
£330 GBP
ZAR 7,099 ZAR
View
Price last confirmed 7 days ago
A
Retailer 10
-
£350 GBP
View
A
Retailer 11
-
£406 GBP
$541 USD
View
A
Retailer 12
-
£430 GBP
$573 USD
View
A
Retailer 13
-
£465 GBP
A$953 AUD
View
B+
Retailer 14
-
£573 GBP
$763 USD
View
Retailer 15
-
£627 GBP
$835 USD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
£629 GBP
$838 USD
View
B+
Retailer 17
-
£652 GBP
$868 USD
View
B
Retailer 18
-
£895 GBP
View
B
Retailer 19
-
£907 GBP
$1,208 USD
View
Retailer 20
-
£1,179 GBP
$1,570 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
16915386A · Oct 29
£1,569 GBP
$2,090 USD
View
20 more retailers have this diamond
Prices start from £171 GBPSave up to £1,398 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
£171 GBP