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Oval|Lab Grown|IGI

3.09ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG816602810

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816602810

Diamond specifications and retailer prices

From £862 GBP
$1,155 USD
As of October 29, 2026
Save £6,236 GBP (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,098 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.09ct lab-grown oval diamond

This 3.09ct 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 LG816602810 or 816602810. Listed at 22 retailers as of October 28, 2026, with prices from £862 to £7,098, a £6,236 spread on the same certified stone. Brilliant Earth lists it at £7,098. 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

3.09
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816602810
Dimensions12.05 × 8.04 × 5.01 mm
L/W Ratio1.50
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
12.05 mm8.04 mm3.09 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816602810
Side View
Table 59.0%Crown 33.6°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 62.3%

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 29
Current: £7,098 GBP|Low: £862 GBP|High: £9,157 GBP|Avg: £2,878 GBP|-22.5%
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
Retailer 18
October 30, 2026
Retailer 17£862 GBP
Retailer 9£1,202 GBP
Retailer 2£1,294 GBP
Retailer 15£1,332 GBP
Retailer 4£1,343 GBP
Retailer 10£1,375 GBP
Retailer 11£2,075 GBP
Retailer 6£2,095 GBP
Retailer 14£2,286 GBP
Retailer 18£2,300 GBP
Retailer 7£2,362 GBP
Retailer 16£2,639 GBP
Retailer 13£2,873 GBP
Retailer 12£3,047 GBP
Retailer 3£3,119 GBP
Retailer 8£3,230 GBP
Retailer 5£4,299 GBP
Brilliant Earth£7,098 GBP

34 data points across 18 retailers

22 retailers£862 GBP to £7,098 GBP

A
Cheapest Retailer
-
£862 GBP
$1,155 USD
Final sale: no returns
Retailer 2
-
£1,152 GBP
$1,543 USD
View
Price last confirmed 19 days ago
Retailer 3
-
£1,202 GBP
$1,611 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
£1,294 GBP
View
Retailer 5
-
£1,308 GBP
$1,753 USD
View
Price last confirmed 34 days ago
A
Retailer 6
-
£1,332 GBP
$1,785 USD
View
Retailer 7
-
£1,336 GBP
$1,790 USD
View
Price last confirmed 28 days ago
Retailer 8
-
£1,336 GBP
$1,790 USD
View
Price last confirmed 18 days ago
A
Retailer 9
-
£1,343 GBP
$1,800 USD
View
Retailer 10
-
£1,375 GBP
$1,843 USD
View
Price last confirmed 35 days ago
A
Retailer 11
-
£2,075 GBP
ZAR 44,921 ZAR
View
B+
Retailer 12
-
£2,286 GBP
$3,063 USD
View
B+
Retailer 13
-
£2,300 GBP
$3,082 USD
View
B+
Retailer 14
-
£2,362 GBP
$3,165 USD
View
Retailer 15
-
£2,504 GBP
$3,355 USD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
£2,639 GBP
$3,536 USD
View
B+
Retailer 17
-
£2,873 GBP
$3,850 USD
View
B+
Retailer 18
-
£3,047 GBP
View
B+
Retailer 19
-
£3,119 GBP
$4,179 USD
View
Retailer 20
-
£3,230 GBP
View
Price last confirmed 19 days ago
B
Retailer 21
-
£4,299 GBP
$5,760 USD
View
Most Expensive
B
Brilliant Earth
20912999A · Oct 28
£7,098 GBP
$9,510 USD
View
21 more retailers have this diamond
Prices start from £862 GBPSave up to £6,236 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
3.09ct Oval
£862 GBP