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 €252 EUR
$281 USD
As of November 1, 2026
Save €2,407 EUR (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,658 EUR at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from €252 to €2,658, a €2,407 spread on the same certified stone. Brilliant Earth lists it at €2,658. 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
Color
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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Price History

Last verified: Nov 1
Current: €1,114 EUR|Low: €252 EUR|High: €1,437 EUR|Avg: €707 EUR|-3.6%
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 1, 2026
Retailer 16€252 EUR
Retailer 9€286 EUR
Retailer 15€374 EUR
Retailer 5€421 EUR
Retailer 7€480 EUR
Retailer 11€513 EUR
Retailer 10€529 EUR
Retailer 14€572 EUR
Retailer 8€680 EUR
Retailer 6€738 EUR
Retailer 12€855 EUR
Retailer 2€940 EUR
Retailer 13€974 EUR
Retailer 3€1,088 EUR
Retailer 1€1,114 EUR
Retailer 4€1,415 EUR

19 data points across 16 retailers

17 retailers€252 EUR to €2,658 EUR

A
Cheapest Retailer
-
€252 EUR
$281 USD
Final sale: no returns
A
Retailer 2
-
€286 EUR
£252 GBP
View
A
Retailer 3
-
€374 EUR
$418 USD
View
A
Retailer 4
-
€421 EUR
$470 USD
View
A
Retailer 5
-
€480 EUR
ZAR 8,657 ZAR
View
A
Retailer 6
-
€513 EUR
View
A
Retailer 7
-
€529 EUR
£466 GBP
View
A
Retailer 8
-
€572 EUR
$639 USD
View
A
Retailer 9
-
€680 EUR
A$1,168 AUD
View
B+
Retailer 10
-
€738 EUR
$825 USD
View
B+
Retailer 11
-
€855 EUR
$955 USD
View
B+
Retailer 12
-
€940 EUR
$1,050 USD
View
B+
Retailer 13
-
€974 EUR
$1,088 USD
View
B+
Retailer 14
-
€1,088 EUR
A$1,870 AUD
View
B+
Retailer 15
-
€1,114 EUR
£980 GBP
View
B+
Retailer 16
-
€1,415 EUR
SGD 2,137 SGD
View
Most Expensive
B
Brilliant Earth
21324949A · Oct 31
€2,658 EUR
$2,970 USD
View
16 more retailers have this diamond
Prices start from €252 EURSave up to €2,407 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
€252 EUR