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Radiant|Lab Grown|IGI

1.26ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG788607424

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

Certificate IGI LG788607424

Diamond specifications and retailer prices

From $429 NZD
As of November 4, 2026
Save $2,835 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,282 NZD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG788607424 or 788607424. Listed at 21 retailers as of November 4, 2026, with a 660% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788607424
Dimensions8.06 × 5.22 × 3.51 mm
L/W Ratio1.54
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
8.06 mm5.22 mm1.26 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788607424
Side View
Table 65.0%Crown 42.4°Girdle: STK-THKPavilion 33.4°Culet: NoneDepth 67.2%

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: $3,282 NZD|Low: $412 NZD|High: $4,382 NZD|Avg: $1,287 NZD|-1.6%
Rare Carat
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$429 NZD
Retailer 8$479 NZD
Retailer 5$498 NZD
Retailer 6$532 NZD
Retailer 16$532 NZD
Retailer 12$883 NZD
Retailer 4$898 NZD
Retailer 11$919 NZD
Retailer 7$960 NZD
Retailer 2$999 NZD
Retailer 10$1,304 NZD
Retailer 3$1,712 NZD
Retailer 14$1,717 NZD
Retailer 9$2,129 NZD
Retailer 13$3,264 NZD
Rare Carat$3,282 NZD

45 data points across 16 retailers

21 retailers$429 NZD to $3,264 NZD

A
Cheapest Retailer
-
$429 NZD
A
Retailer 2
-
$479 NZD
View
Final sale: no returns
A
Retailer 3
-
$498 NZD
View
A
Retailer 4
-
$532 NZD
View
Retailer 5
-
$532 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$589 NZD
View
A
Retailer 7
-
$883 NZD
View
A
Retailer 8
-
$898 NZD
View
A
Retailer 9
-
$919 NZD
View
A
Retailer 10
-
$960 NZD
View
A
Retailer 11
-
$999 NZD
View
A
Retailer 12
-
$1,304 NZD
View
B+
Retailer 13
-
$1,460 NZD
View
B+
Retailer 14
-
$1,712 NZD
View
B+
Retailer 15
-
$1,717 NZD
View
B+
Retailer 16
-
$1,721 NZD
View
B+
Retailer 17
-
$1,802 NZD
View
B+
Retailer 18
-
$2,129 NZD
View
B
Retailer 19
-
$2,354 NZD
View
B
Retailer 20
-
$3,264 NZD
View
Most Expensive
Rare Carat
A9-253B · Oct 18
$3,282 NZD
$1,850 USD
View
Price last confirmed 17 days ago
20 more retailers have this diamond
Prices start from $429 NZDSave up to $2,835 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