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Radiant|Lab Grown|IGI

1.24ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG831687330

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

Certificate IGI LG831687330

Diamond specifications and retailer prices

From $561 NZD
$316 USD
As of November 1, 2026
Save $3,183 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,744 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.24ct lab-grown radiant diamond

This 1.24ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831687330 or 831687330. Listed at 16 retailers as of October 31, 2026, with prices from $561 to $3,744, a $3,183 spread on the same certified stone. Brilliant Earth lists it at $3,744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.9°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831687330
Dimensions7.29 × 5.31 × 3.67 mm
L/W Ratio1.37
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
7.29 mm5.31 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831687330
Side View
Table 62.0%Crown 47.9°Girdle: MediumPavilion 35.3°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,744 NZD|Low: $561 NZD|High: $3,744 NZD|Avg: $1,462 NZD
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 5$561 NZD
Retailer 4$591 NZD
Retailer 2$608 NZD
Retailer 3$869 NZD
Retailer 15$981 NZD
Retailer 10$1,018 NZD
Retailer 12$1,105 NZD
Retailer 9$1,132 NZD
Retailer 13$1,434 NZD
Retailer 14$1,813 NZD
Retailer 6$1,897 NZD
Retailer 16$1,988 NZD
Retailer 7$2,177 NZD
Retailer 11$2,366 NZD
Retailer 8$2,436 NZD
Brilliant Earth$3,744 NZD

9 data points across 16 retailers

16 retailers$561 NZD to $3,744 NZD

A
Cheapest Retailer
-
$561 NZD
$316 USD
Final sale: no returns
A
Retailer 2
-
$591 NZD
$333 USD
View
A
Retailer 3
-
$608 NZD
£270 GBP
View
A
Retailer 4
-
$869 NZD
$490 USD
View
A
Retailer 5
-
$981 NZD
$553 USD
View
A
Retailer 6
-
$1,018 NZD
ZAR 9,265 ZAR
View
A
Retailer 7
-
$1,105 NZD
€593 EUR
View
A
Retailer 8
-
$1,132 NZD
£502 GBP
View
B+
Retailer 9
-
$1,434 NZD
$808 USD
View
B+
Retailer 10
-
$1,813 NZD
$1,022 USD
View
B+
Retailer 11
-
$1,897 NZD
$1,069 USD
View
B+
Retailer 12
-
$1,988 NZD
$1,120 USD
View
B+
Retailer 13
-
$2,177 NZD
SGD 1,658 SGD
View
B
Retailer 14
-
$2,366 NZD
£1,050 GBP
View
B
Retailer 15
-
$2,436 NZD
$1,373 USD
View
Most Expensive
B
Brilliant Earth
22262599A · Oct 31
$3,744 NZD
$2,110 USD
View
15 more retailers have this diamond
Prices start from $561 NZDSave up to $3,183 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
1.24ct Radiant
$561 NZD