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Radiant|Lab Grown|IGI

1.26ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG829603851

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

Certificate IGI LG829603851

Diamond specifications and retailer prices

From €249 EUR
As of November 4, 2026
Save €2,388 EUR (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,636 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG829603851 or 829603851. Listed at 17 retailers as of November 4, 2026, with prices from €249 to €2,636, a €2,388 spread on the same certified stone. Brilliant Earth lists it at €2,636. 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 angle41.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829603851
Dimensions7.46 × 5.27 × 3.55 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm5.27 mm1.26 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829603851
Side View
Table 64.0%Crown 41.5°Girdle: Slightly ThickPavilion 41.1°Culet: NoneDepth 67.4%

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: Nov 4
Current: €1,399 EUR|Low: €249 EUR|High: €1,419 EUR|Avg: €683 EUR|-1.4%
Retailer 1
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
Retailer 15
Retailer 16
November 5, 2026
Retailer 15€249 EUR
Retailer 10€282 EUR
Retailer 6€371 EUR
Retailer 8€417 EUR
Retailer 3€476 EUR
Retailer 2€494 EUR
Retailer 9€517 EUR
Retailer 5€567 EUR
Retailer 14€673 EUR
Retailer 12€731 EUR
Retailer 13€844 EUR
Retailer 16€928 EUR
Retailer 11€961 EUR
Retailer 7€1,078 EUR
Retailer 4€1,104 EUR
Retailer 1€1,399 EUR

20 data points across 16 retailers

17 retailers€249 EUR to €2,636 EUR

A
Cheapest Retailer
-
€249 EUR
Final sale: no returns
A
Retailer 2
-
€282 EUR
View
A
Retailer 3
-
€371 EUR
View
A
Retailer 4
-
€417 EUR
View
A
Retailer 5
-
€476 EUR
View
A
Retailer 6
-
€494 EUR
View
A
Retailer 7
-
€517 EUR
View
A
Retailer 8
-
€567 EUR
View
A
Retailer 9
-
€673 EUR
View
B+
Retailer 10
-
€731 EUR
View
B+
Retailer 11
-
€844 EUR
View
B+
Retailer 12
-
€928 EUR
View
B+
Retailer 13
-
€961 EUR
View
B+
Retailer 14
-
€1,078 EUR
View
B+
Retailer 15
-
€1,104 EUR
View
B+
Retailer 16
-
€1,399 EUR
View
Most Expensive
B
Brilliant Earth
21324949A · Nov 4
€2,636 EUR
$2,970 USD
View
16 more retailers have this diamond
Prices start from €249 EURSave up to €2,388 EUR

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
€249 EUR