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Oval|Lab Grown|IGI

1.22ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG763618640

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG763618640

Diamond specifications and retailer prices

From £155 GBP
$208 USD
As of October 29, 2026
Save £1,560 GBP (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,716 GBP at Queensmith · As of October 27, 2026
View at Queensmith

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 LG763618640 or 763618640. Listed at 22 retailers as of October 27, 2026, with prices from £155 to £1,716, a £1,560 spread on the same certified stone. Queensmith lists it at £1,716. 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 angle34.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763618640
Dimensions8.65 × 6.09 × 3.74 mm
L/W Ratio1.42
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
8.65 mm6.09 mm1.22 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763618640
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.4%

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: £333 GBP|Low: £134 GBP|High: £1,620 GBP|Avg: £704 GBP|-0.9%
Retailer 1
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Retailer 17
October 30, 2026
Retailer 4£173 GBP
Retailer 14£181 GBP
Retailer 7£287 GBP
Retailer 1£333 GBP
Retailer 11£366 GBP
Retailer 17£375 GBP
Retailer 10£400 GBP
Retailer 16£448 GBP
Retailer 12£520 GBP
Retailer 3£622 GBP
Retailer 8£813 GBP
Retailer 6£842 GBP
Retailer 13£855 GBP
Retailer 2£911 GBP
Retailer 15£1,153 GBP
Retailer 5£1,493 GBP
Retailer 9£1,552 GBP

42 data points across 17 retailers

22 retailers£155 GBP to £1,716 GBP

A
Cheapest Retailer
-
£155 GBP
$208 USD
A
Retailer 2
-
£173 GBP
$232 USD
View
Final sale: no returns
A
Retailer 3
-
£181 GBP
$242 USD
View
A
Retailer 4
-
£193 GBP
$259 USD
View
A
Retailer 5
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£193 GBP
$259 USD
View
A
Retailer 6
-
£287 GBP
HK$3,000 HKD
View
A
Retailer 7
-
£333 GBP
$446 USD
View
A
Retailer 8
-
£366 GBP
ZAR 7,921 ZAR
View
A
Retailer 9
-
£375 GBP
$502 USD
View
A
Retailer 10
-
£400 GBP
View
A
Retailer 11
-
£448 GBP
$600 USD
View
B+
Retailer 12
-
£520 GBP
A$1,071 AUD
View
B+
Retailer 13
-
£622 GBP
$834 USD
View
B+
Retailer 14
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£684 GBP
$917 USD
View
B+
Retailer 15
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£813 GBP
$1,089 USD
View
B+
Retailer 16
-
£842 GBP
SGD 1,524 SGD
View
B+
Retailer 17
-
£855 GBP
View
B
Retailer 18
-
£911 GBP
$1,221 USD
View
Retailer 19
-
£1,153 GBP
$1,545 USD
View
Price last confirmed 9 days ago
B
Retailer 20
-
£1,493 GBP
$2,000 USD
View
B
Retailer 21
-
£1,552 GBP
$2,080 USD
View
Most Expensive
B
Queensmith
LG763618640 · Oct 27
£1,716 GBP
View
21 more retailers have this diamond
Prices start from £155 GBPSave up to £1,560 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
£155 GBP