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Radiant|Lab Grown|IGI

1.26ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG743546493

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

Certificate IGI LG743546493

Diamond specifications and retailer prices

From £162 GBP
As of November 4, 2026
Save £1,401 GBP (90%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: £1,563 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.26ct lab-grown radiant diamond

This 1.26ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743546493 or 743546493. Listed at 29 retailers as of November 4, 2026, with prices from £162 to £1,563, a £1,401 spread on the same certified stone. Do Amore Diamonds lists it at £1,563. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743546493
Dimensions7.91 × 5.31 × 3.51 mm
L/W Ratio1.49
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
7.91 mm5.31 mm1.26 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743546493
Side View
Table 62.0%Crown 38.9°Girdle: Slightly ThickPavilion 33.3°Culet: NoneDepth 66.1%

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 4
Current: £1,563 GBP|Low: £162 GBP|High: £1,793 GBP|Avg: £686 GBP
Do Amore Diamonds
Retailer 2
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Retailer 18
November 4, 2026
Retailer 4£162 GBP
Retailer 16£189 GBP
Retailer 8£313 GBP
Retailer 5£315 GBP
Retailer 11£371 GBP
Retailer 10£382 GBP
Retailer 13£384 GBP
Retailer 2£417 GBP
Retailer 7£473 GBP
Retailer 12£544 GBP
Retailer 18£650 GBP
Retailer 3£841 GBP
Retailer 14£891 GBP
Retailer 6£921 GBP
Retailer 9£929 GBP
Retailer 15£1,356 GBP
Retailer 17£1,359 GBP
Do Amore Diamonds£1,563 GBP

39 data points across 18 retailers

29 retailers£162 GBP to £1,563 GBP

A
Cheapest Retailer
-
£162 GBP
Retailer 2
-
£162 GBP
View
Price last confirmed 27 days ago
Retailer 3
-
£162 GBP
View
Price last confirmed 35 days ago
Retailer 4
-
£188 GBP
View
Price last confirmed 38 days ago
A
Retailer 5
-
£189 GBP
View
Final sale: no returns
Retailer 6
-
£199 GBP
View
Price last confirmed 38 days ago
Retailer 7
-
£199 GBP
View
Price last confirmed 35 days ago
Retailer 8
-
£201 GBP
View
Price last confirmed 32 days ago
A
Retailer 9
-
£313 GBP
View
A
Retailer 10
-
£315 GBP
View
A
Retailer 11
-
£371 GBP
View
A
Retailer 12
-
£382 GBP
View
A
Retailer 13
-
£384 GBP
View
A
Retailer 14
-
£417 GBP
View
A
Retailer 15
-
£473 GBP
View
A
Retailer 16
-
£488 GBP
View
A
Retailer 17
-
£544 GBP
View
B+
Retailer 18
-
£650 GBP
View
B+
Retailer 19
-
£715 GBP
View
Retailer 20
-
£715 GBP
View
Price last confirmed 35 days ago
Retailer 21
-
£715 GBP
View
Price last confirmed 25 days ago
B+
Retailer 22
-
£841 GBP
View
B+
Retailer 23
-
£891 GBP
View
B+
Retailer 24
-
£904 GBP
View
Retailer 25
-
£921 GBP
View
Price last confirmed 30 days ago
B
Retailer 26
-
£929 GBP
View
B
Retailer 27
-
£1,356 GBP
View
Retailer 28
-
£1,359 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
Do Amore Diamonds
27-16DBEA347 · Nov 4
£1,563 GBP
$2,110 USD
View
28 more retailers have this diamond
Prices start from £162 GBPSave up to £1,401 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
1.26ct Radiant
£162 GBP