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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 $497 NZD
As of November 4, 2026
Save $4,772 NZD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,269 NZD 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 $497 to $5,269, a $4,772 spread on the same certified stone. Brilliant Earth lists it at $5,269. 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: $2,796 NZD|Low: $497 NZD|High: $2,837 NZD|Avg: $1,366 NZD|-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$497 NZD
Retailer 10$564 NZD
Retailer 6$742 NZD
Retailer 8$834 NZD
Retailer 3$951 NZD
Retailer 2$988 NZD
Retailer 9$1,034 NZD
Retailer 5$1,134 NZD
Retailer 14$1,345 NZD
Retailer 12$1,462 NZD
Retailer 13$1,687 NZD
Retailer 16$1,856 NZD
Retailer 11$1,921 NZD
Retailer 7$2,155 NZD
Retailer 4$2,207 NZD
Retailer 1$2,796 NZD

20 data points across 16 retailers

17 retailers$497 NZD to $5,269 NZD

A
Cheapest Retailer
-
$497 NZD
Final sale: no returns
A
Retailer 2
-
$564 NZD
View
A
Retailer 3
-
$742 NZD
View
A
Retailer 4
-
$834 NZD
View
A
Retailer 5
-
$951 NZD
View
A
Retailer 6
-
$988 NZD
View
A
Retailer 7
-
$1,034 NZD
View
A
Retailer 8
-
$1,134 NZD
View
A
Retailer 9
-
$1,345 NZD
View
B+
Retailer 10
-
$1,462 NZD
View
B+
Retailer 11
-
$1,687 NZD
View
B+
Retailer 12
-
$1,856 NZD
View
B+
Retailer 13
-
$1,921 NZD
View
B+
Retailer 14
-
$2,155 NZD
View
B+
Retailer 15
-
$2,207 NZD
View
B+
Retailer 16
-
$2,796 NZD
View
Most Expensive
B
Brilliant Earth
21324949A · Nov 4
$5,269 NZD
$2,970 USD
View
16 more retailers have this diamond
Prices start from $497 NZDSave up to $4,772 NZD

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
$497 NZD