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Radiant|Lab Grown|IGI

1.26ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG669419025

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

Certificate IGI LG669419025

Diamond specifications and retailer prices

From $429 NZD
As of November 4, 2026
Save $3,012 NZD (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,442 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 LG669419025 or 669419025. Listed at 27 retailers as of November 4, 2026, with prices from $429 to $3,442, a $3,012 spread on the same certified stone. Brilliant Earth lists it at $3,442. 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 angle40.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669419025
Dimensions7.87 × 5.29 × 3.60 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
7.87 mm5.29 mm1.26 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669419025
Side View
Table 60.0%Crown 40.2°Girdle: MediumPavilion 34.3°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
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: $3,442 NZD|Low: $429 NZD|High: $4,400 NZD|Avg: $1,513 NZD|-21.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 3$429 NZD
Retailer 7$479 NZD
Retailer 4$754 NZD
Retailer 6$889 NZD
Retailer 10$919 NZD
Retailer 5$960 NZD
Retailer 2$1,001 NZD
Retailer 8$1,304 NZD
Retailer 13$1,719 NZD
Retailer 9$2,134 NZD
Retailer 11$2,168 NZD
Retailer 12$3,273 NZD
Brilliant Earth$3,442 NZD

44 data points across 13 retailers

27 retailers$429 NZD to $3,442 NZD

A
Cheapest Retailer
-
$429 NZD
Retailer 2
-
$429 NZD
View
Price last confirmed 28 days ago
Retailer 3
-
$429 NZD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$479 NZD
View
Final sale: no returns
Retailer 5
-
$498 NZD
View
Price last confirmed 39 days ago
Retailer 6
-
$525 NZD
View
Price last confirmed 37 days ago
Retailer 7
-
$532 NZD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$612 NZD
View
A
Retailer 9
-
$754 NZD
View
A
Retailer 10
-
$889 NZD
View
A
Retailer 11
-
$919 NZD
View
A
Retailer 12
-
$960 NZD
View
A
Retailer 13
-
$1,001 NZD
View
A
Retailer 14
-
$1,304 NZD
View
B+
Retailer 15
-
$1,460 NZD
View
B+
Retailer 16
-
$1,712 NZD
View
Retailer 17
-
$1,712 NZD
View
Price last confirmed 36 days ago
Retailer 18
-
$1,712 NZD
View
Price last confirmed 26 days ago
B+
Retailer 19
-
$1,719 NZD
View
B+
Retailer 20
-
$1,804 NZD
View
B+
Retailer 21
-
$1,804 NZD
View
B+
Retailer 22
-
$1,964 NZD
View
B+
Retailer 23
-
$2,134 NZD
View
B+
Retailer 24
-
$2,168 NZD
View
B
Retailer 25
-
$2,356 NZD
View
Retailer 26
-
$3,273 NZD
View
Price last confirmed 18 days ago
Most Expensive
B
Brilliant Earth
13182610A · Nov 4
$3,442 NZD
$1,940 USD
View
26 more retailers have this diamond
Prices start from $429 NZDSave up to $3,012 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
$429 NZD