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Radiant|Lab Grown|IGI

2.59ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG782601947

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

Certificate IGI LG782601947

Diamond specifications and retailer prices

From $2,172 NZD
$1,224 USD
As of October 30, 2026
Save $9,006 NZD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,178 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.59ct lab-grown radiant diamond

This 2.59ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782601947 or 782601947. Listed at 21 retailers as of October 30, 2026, with prices from $2,172 to $11,178, a $9,006 spread on the same certified stone. Brilliant Earth lists it at $11,178. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.59
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782601947
Dimensions9.34 × 6.90 × 4.67 mm
L/W Ratio1.35
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
9.34 mm6.90 mm2.59 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782601947
Side View
Table 63.0%Crown 40.8°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 67.7%

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: Oct 30
Current: $11,178 NZD|Low: $1,840 NZD|High: $15,986 NZD|Avg: $5,930 NZD|-30.1%
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
Retailer 17
October 30, 2026
Retailer 6$2,172 NZD
Retailer 11$2,307 NZD
Retailer 15$2,505 NZD
Retailer 2$2,982 NZD
Retailer 17$3,304 NZD
Retailer 16$3,644 NZD
Retailer 3$4,324 NZD
Retailer 4$4,892 NZD
Retailer 10$5,338 NZD
Retailer 5$5,706 NZD
Retailer 13$6,338 NZD
Retailer 12$7,026 NZD
Retailer 7$7,214 NZD
Retailer 8$7,688 NZD
Retailer 14$8,300 NZD
Retailer 9$9,945 NZD
Brilliant Earth$11,178 NZD

30 data points across 17 retailers

21 retailers$2,172 NZD to $11,178 NZD

A
Cheapest Retailer
-
$2,172 NZD
$1,224 USD
Final sale: no returns
A
Retailer 2
-
$2,307 NZD
$1,300 USD
View
A
Retailer 3
-
$2,505 NZD
$1,412 USD
View
Retailer 4
-
$2,551 NZD
$1,438 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$2,892 NZD
$1,630 USD
View
Price last confirmed 33 days ago
A
Retailer 6
-
$2,982 NZD
£1,323 GBP
View
Retailer 7
-
$3,082 NZD
$1,737 USD
View
Price last confirmed 27 days ago
A
Retailer 8
-
$3,304 NZD
$1,862 USD
View
Retailer 9
-
$3,644 NZD
€1,956 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
$4,324 NZD
$2,437 USD
View
A
Retailer 11
-
$4,892 NZD
$2,757 USD
View
B+
Retailer 12
-
$5,338 NZD
ZAR 48,604 ZAR
View
B+
Retailer 13
-
$5,706 NZD
£2,532 GBP
View
Retailer 14
-
$5,779 NZD
$3,257 USD
View
Price last confirmed 30 days ago
B+
Retailer 15
-
$6,338 NZD
$3,572 USD
View
B+
Retailer 16
-
$7,026 NZD
£3,118 GBP
View
B+
Retailer 17
-
$7,214 NZD
$4,066 USD
View
B+
Retailer 18
-
$7,688 NZD
SGD 5,855 SGD
View
B+
Retailer 19
-
$8,300 NZD
$4,678 USD
View
Retailer 20
-
$9,945 NZD
$5,605 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21417367A · Oct 30
$11,178 NZD
$6,300 USD
View
20 more retailers have this diamond
Prices start from $2,172 NZDSave up to $9,006 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
2.59ct Radiant
$2,172 NZD