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Radiant|Lab Grown|IGI

1.22ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG605311634

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG605311634

Diamond specifications and retailer prices

From £152 GBP
$204 USD
As of November 1, 2026
Save £1,152 GBP (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,304 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG605311634 or 605311634. Listed at 15 retailers as of November 1, 2026, with prices from £152 to £1,304, a £1,152 spread on the same certified stone. Do Amore Diamonds lists it at £1,304. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605311634
Dimensions7.40 × 5.39 × 3.56 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.40 mm5.39 mm1.22 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605311634
Side View
Table 66.0%Crown 45.3°Girdle: MediumPavilion 35.3°Culet: NoneDepth 66.0%

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: Nov 1
Current: £1,304 GBP|Low: £109 GBP|High: £1,304 GBP|Avg: £485 GBP
Do Amore Diamonds
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
November 2, 2026
Retailer 3£152 GBP
Retailer 11£168 GBP
Retailer 5£256 GBP
Retailer 14£297 GBP
Retailer 8£321 GBP
Retailer 7£341 GBP
Retailer 4£353 GBP
Retailer 2£453 GBP
Retailer 12£490 GBP
Retailer 10£572 GBP
Retailer 13£598 GBP
Retailer 6£726 GBP
Retailer 9£869 GBP
Do Amore Diamonds£1,304 GBP

42 data points across 14 retailers

15 retailers£152 GBP to £1,304 GBP

A
Cheapest Retailer
-
£152 GBP
$204 USD
Final sale: no returns
A
Retailer 2
-
£168 GBP
$226 USD
View
A
Retailer 3
-
£256 GBP
$343 USD
View
A
Retailer 4
-
£297 GBP
$399 USD
View
A
Retailer 5
-
£321 GBP
ZAR 6,956 ZAR
View
A
Retailer 6
-
£341 GBP
View
A
Retailer 7
-
£353 GBP
$474 USD
View
B+
Retailer 8
-
£453 GBP
A$936 AUD
View
Retailer 9
-
£490 GBP
A$1,012 AUD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
£547 GBP
View
B
Retailer 11
-
£572 GBP
$767 USD
View
B
Retailer 12
-
£598 GBP
$802 USD
View
B
Retailer 13
-
£726 GBP
$974 USD
View
B
Retailer 14
-
£869 GBP
View
Most Expensive
B
Do Amore Diamonds
27-EF43E67DD · Nov 2
£1,304 GBP
$1,750 USD
View
14 more retailers have this diamond
Prices start from £152 GBPSave up to £1,152 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 Radiant
£152 GBP