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Oval|Lab Grown|IGI

4.09ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG780663854

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780663854

Diamond specifications and retailer prices

From £2,147 GBP
$2,877 USD
As of October 29, 2026
Save £5,786 GBP (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £7,933 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.09ct lab-grown oval diamond

This 4.09ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663854 or 780663854. Listed at 12 retailers as of October 29, 2026, with prices from £2,147 to £7,933, a £5,786 spread on the same certified stone. With Clarity lists it at £7,933. 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

4.09
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663854
Dimensions12.66 × 9.08 × 5.68 mm
L/W Ratio1.39
Girdle conditionFaceted
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
12.66 mm9.08 mm4.09 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663854
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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 29
Current: £7,150 GBP|Low: £2,147 GBP|High: £13,607 GBP|Avg: £6,141 GBP|-42.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 30, 2026
Retailer 8£2,147 GBP
Retailer 10£2,503 GBP
Retailer 4£2,812 GBP
Retailer 7£3,090 GBP
Retailer 11£3,268 GBP
Retailer 9£4,197 GBP
Retailer 5£5,372 GBP
Retailer 3£5,374 GBP
Retailer 6£5,487 GBP
Retailer 2£7,146 GBP
Retailer 1£7,150 GBP
With Clarity£7,933 GBP

40 data points across 12 retailers

12 retailers£2,147 GBP to £7,933 GBP

A
Cheapest Retailer
-
£2,147 GBP
$2,877 USD
A
Retailer 2
-
£2,503 GBP
HK$26,200 HKD
View
A
Retailer 3
-
£2,812 GBP
View
A
Retailer 4
-
£3,090 GBP
$4,140 USD
View
A
Retailer 5
-
£3,268 GBP
€4,170 EUR
View
A
Retailer 6
-
£4,197 GBP
$5,623 USD
View
B+
Retailer 7
-
£5,372 GBP
$7,198 USD
View
Retailer 8
-
£5,374 GBP
$7,200 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£5,487 GBP
View
B+
Retailer 10
-
£7,146 GBP
$9,574 USD
View
B
Retailer 11
-
£7,150 GBP
$9,580 USD
View
Most Expensive
B
With Clarity
780663854 · Oct 30
£7,933 GBP
$10,630 USD
View
11 more retailers have this diamond
Prices start from £2,147 GBPSave up to £5,786 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
4.09ct Oval
£2,147 GBP