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Radiant|Lab Grown|IGI

1.22ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG847674817

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

Certificate IGI LG847674817

Diamond specifications and retailer prices

From £124 GBP
$166 USD
As of October 30, 2026
Save £764 GBP (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £888 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847674817 or 847674817. Listed at 18 retailers as of October 30, 2026, with prices from £124 to £888, a £764 spread on the same certified stone. Brilliant Earth lists it at £888. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847674817
Dimensions7.51 × 5.17 × 3.45 mm
L/W Ratio1.45
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
7.51 mm5.17 mm1.22 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847674817
Side View
Table 63.0%Crown 43.1°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 66.7%

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: £888 GBP|Low: £124 GBP|High: £888 GBP|Avg: £388 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
November 2, 2026
Retailer 7£124 GBP
Retailer 18£143 GBP
Retailer 15£153 GBP
Retailer 6£154 GBP
Retailer 14£205 GBP
Retailer 17£260 GBP
Retailer 12£264 GBP
Retailer 2£272 GBP
Retailer 8£275 GBP
Retailer 4£343 GBP
Retailer 11£374 GBP
Retailer 5£396 GBP
Retailer 16£493 GBP
Retailer 3£520 GBP
Retailer 10£533 GBP
Retailer 13£717 GBP
Retailer 9£809 GBP
Brilliant Earth£888 GBP

5 data points across 18 retailers

18 retailers£124 GBP to £888 GBP

A
Cheapest Retailer
-
£124 GBP
$166 USD
A
Retailer 2
-
£143 GBP
$192 USD
View
A
Retailer 3
-
£153 GBP
$205 USD
View
A
Retailer 4
-
£154 GBP
$207 USD
View
Final sale: no returns
A
Retailer 5
-
£205 GBP
View
A
Retailer 6
-
£260 GBP
€332 EUR
View
A
Retailer 7
-
£264 GBP
ZAR 5,723 ZAR
View
A
Retailer 8
-
£272 GBP
View
A
Retailer 9
-
£275 GBP
$368 USD
View
A
Retailer 10
-
£343 GBP
$460 USD
View
A
Retailer 11
-
£374 GBP
A$770 AUD
View
B+
Retailer 12
-
£396 GBP
$530 USD
View
B+
Retailer 13
-
£493 GBP
$660 USD
View
B+
Retailer 14
-
£520 GBP
$697 USD
View
B
Retailer 15
-
£533 GBP
$715 USD
View
B
Retailer 16
-
£717 GBP
View
B
Retailer 17
-
£809 GBP
$1,084 USD
View
Most Expensive
B
Brilliant Earth
22358068A · Oct 31
£888 GBP
$1,190 USD
View
17 more retailers have this diamond
Prices start from £124 GBPSave up to £764 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
£124 GBP