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Radiant|Lab Grown|IGI

1.22ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG842663413

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

Certificate IGI LG842663413

Diamond specifications and retailer prices

From £196 GBP
As of November 4, 2026
Save £561 GBP (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £884 GBP at MOH London · As of October 25, 2026
View at MOH London

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842663413 or 842663413. Listed at 12 retailers as of November 3, 2026, with a 286% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842663413
Dimensions8.02 × 5.08 × 3.41 mm
L/W Ratio1.58
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm5.08 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842663413
Side View
Table 66.0%Crown 43.6°Girdle: Slightly ThickPavilion 34°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £884 GBP|Low: £196 GBP|High: £908 GBP|Avg: £505 GBP|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 5£196 GBP
Retailer 2£224 GBP
Retailer 6£293 GBP
Retailer 3£350 GBP
Retailer 12£377 GBP
Retailer 7£407 GBP
Retailer 11£533 GBP
Retailer 4£575 GBP
Retailer 9£702 GBP
Retailer 10£739 GBP
Retailer 8£757 GBP
MOH London£884 GBP

22 data points across 12 retailers

12 retailers£196 GBP to £757 GBP

A+
Cheapest Retailer
-
£196 GBP
Final sale: no returns
A
Retailer 2
-
£224 GBP
View
A
Retailer 3
-
£293 GBP
View
A
Retailer 4
-
£350 GBP
View
A
Retailer 5
-
£377 GBP
View
A
Retailer 6
-
£407 GBP
View
A
Retailer 7
-
£533 GBP
View
B+
Retailer 8
-
£575 GBP
View
B+
Retailer 9
-
£702 GBP
View
B+
Retailer 10
-
£739 GBP
View
B+
Retailer 11
-
£757 GBP
View
Most Expensive
MOH London
LG842663413 · Oct 25
£884 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from £196 GBPSave up to £561 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
£196 GBP