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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 £817 GBP
HK$8,500 HKD
As of October 30, 2026
Save £6,317 GBP (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £7,134 GBP 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 £817 to £7,134, a £6,317 spread on the same certified stone. Brilliant Earth lists it at £7,134. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £7,134 GBP|Low: £817 GBP|High: £7,367 GBP|Avg: £2,428 GBP|-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£817 GBP
Retailer 13£881 GBP
Retailer 3£1,010 GBP
Retailer 2£1,029 GBP
Retailer 10£1,071 GBP
Retailer 14£1,712 GBP
Retailer 8£1,732 GBP
Retailer 7£1,829 GBP
Retailer 15£2,011 GBP
Retailer 5£2,269 GBP
Retailer 6£2,319 GBP
Retailer 4£2,528 GBP
Retailer 9£2,530 GBP
Retailer 12£4,209 GBP
Brilliant Earth£7,134 GBP

44 data points across 15 retailers

16 retailers£817 GBP to £7,134 GBP

A
Cheapest Retailer
-
£817 GBP
HK$8,500 HKD
A
Retailer 2
-
£881 GBP
$1,173 USD
View
A
Retailer 3
-
£1,010 GBP
$1,345 USD
View
A
Retailer 4
-
£1,029 GBP
View
A
Retailer 5
-
£1,071 GBP
€1,358 EUR
View
A
Retailer 6
-
£1,712 GBP
$2,279 USD
View
A
Retailer 7
-
£1,732 GBP
ZAR 37,264 ZAR
View
B+
Retailer 8
-
£1,829 GBP
A$3,748 AUD
View
B+
Retailer 9
-
£2,011 GBP
$2,678 USD
View
B+
Retailer 10
-
£2,269 GBP
$3,022 USD
View
B+
Retailer 11
-
£2,319 GBP
$3,088 USD
View
B+
Retailer 12
-
£2,528 GBP
$3,366 USD
View
B+
Retailer 13
-
£2,530 GBP
View
B
Retailer 14
-
£4,209 GBP
$5,605 USD
View
Retailer 15
-
£4,343 GBP
$5,783 USD
View
Price last confirmed 71 days ago
Most Expensive
B
Brilliant Earth
19088561A · Oct 29
£7,134 GBP
$9,500 USD
View
15 more retailers have this diamond
Prices start from £817 GBPSave up to £6,317 GBP

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
£817 GBP