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Oval|Lab Grown|IGI

2.59ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG780663759

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780663759

Diamond specifications and retailer prices

From $1,937 NZD
HK$8,500 HKD
As of October 30, 2026
Save $14,978 NZD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $16,915 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.59ct lab-grown oval diamond

This 2.59ct lab-grown oval 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 LG780663759 or 780663759. Listed at 16 retailers as of October 29, 2026, with prices from $1,937 to $16,915, a $14,978 spread on the same certified stone. Brilliant Earth lists it at $16,915. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663759
Dimensions10.88 × 7.70 × 4.81 mm
L/W Ratio1.41
Girdle conditionFaceted
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
10.88 mm7.70 mm2.59 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663759
Side View
Table 61.0%Crown 37°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

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: $16,915 NZD|Low: $1,937 NZD|High: $17,467 NZD|Avg: $5,757 NZD|-3.2%
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
October 30, 2026
Retailer 11$1,937 NZD
Retailer 13$2,089 NZD
Retailer 3$2,395 NZD
Retailer 2$2,440 NZD
Retailer 10$2,539 NZD
Retailer 14$4,058 NZD
Retailer 8$4,107 NZD
Retailer 7$4,338 NZD
Retailer 15$4,768 NZD
Retailer 5$5,381 NZD
Retailer 6$5,498 NZD
Retailer 4$5,993 NZD
Retailer 9$5,999 NZD
Retailer 12$9,980 NZD
Brilliant Earth$16,915 NZD

44 data points across 15 retailers

16 retailers$1,937 NZD to $16,915 NZD

A
Cheapest Retailer
-
$1,937 NZD
HK$8,500 HKD
A
Retailer 2
-
$2,089 NZD
$1,173 USD
View
A
Retailer 3
-
$2,395 NZD
$1,345 USD
View
A
Retailer 4
-
$2,440 NZD
£1,079 GBP
View
A
Retailer 5
-
$2,539 NZD
€1,358 EUR
View
A
Retailer 6
-
$4,058 NZD
$2,279 USD
View
A
Retailer 7
-
$4,107 NZD
ZAR 37,264 ZAR
View
B+
Retailer 8
-
$4,338 NZD
A$3,748 AUD
View
B+
Retailer 9
-
$4,768 NZD
$2,678 USD
View
B+
Retailer 10
-
$5,381 NZD
$3,022 USD
View
B+
Retailer 11
-
$5,498 NZD
$3,088 USD
View
B+
Retailer 12
-
$5,993 NZD
$3,366 USD
View
B+
Retailer 13
-
$5,999 NZD
£2,653 GBP
View
B
Retailer 14
-
$9,980 NZD
$5,605 USD
View
Retailer 15
-
$10,297 NZD
$5,783 USD
View
Price last confirmed 71 days ago
Most Expensive
B
Brilliant Earth
19088561A · Oct 29
$16,915 NZD
$9,500 USD
View
15 more retailers have this diamond
Prices start from $1,937 NZDSave up to $14,978 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 Oval
$1,937 NZD