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Oval|Lab Grown|IGI

3.10ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG754594638

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754594638

Diamond specifications and retailer prices

From £1,213 GBP
$1,615 USD
As of October 29, 2026
Save £7,310 GBP (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £8,523 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.1ct lab-grown oval diamond

This 3.1ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594638 or 754594638. Listed at 15 retailers as of October 29, 2026, with prices from £1,213 to £8,523, a £7,310 spread on the same certified stone. Brilliant Earth lists it at £8,523. 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

3.10
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594638
Dimensions12.23 × 8.25 × 5.14 mm
L/W Ratio1.48
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
12.23 mm8.25 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594638
Side View
Table 58.0%Crown 34.2°Girdle: THN-MEDPavilion 41.2°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: £8,523 GBP|Low: £1,213 GBP|High: £12,398 GBP|Avg: £3,413 GBP|-31.3%
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
October 29, 2026
Retailer 11£1,213 GBP
Retailer 13£1,250 GBP
Retailer 2£1,484 GBP
Retailer 10£1,545 GBP
Retailer 14£1,643 GBP
Retailer 12£2,266 GBP
Retailer 7£2,375 GBP
Retailer 8£2,653 GBP
Retailer 3£2,962 GBP
Retailer 9£3,291 GBP
Retailer 6£3,583 GBP
Retailer 4£3,616 GBP
Retailer 5£3,918 GBP
Brilliant Earth£8,523 GBP

35 data points across 14 retailers

15 retailers£1,213 GBP to £8,523 GBP

A
Cheapest Retailer
-
£1,213 GBP
$1,615 USD
A
Retailer 2
-
£1,250 GBP
HK$13,000 HKD
View
A
Retailer 3
-
£1,484 GBP
View
A
Retailer 4
-
£1,545 GBP
$2,058 USD
View
A
Retailer 5
-
£1,643 GBP
€2,084 EUR
View
A
Retailer 6
-
£2,266 GBP
$3,017 USD
View
B+
Retailer 7
-
£2,375 GBP
ZAR 51,102 ZAR
View
B+
Retailer 8
-
£2,653 GBP
$3,533 USD
View
B+
Retailer 9
-
£2,962 GBP
$3,944 USD
View
B+
Retailer 10
-
£3,291 GBP
View
B+
Retailer 11
-
£3,583 GBP
$4,771 USD
View
B+
Retailer 12
-
£3,616 GBP
SGD 6,508 SGD
View
B+
Retailer 13
-
£3,918 GBP
$5,217 USD
View
B
Retailer 14
-
£4,734 GBP
$6,304 USD
View
Price last confirmed 70 days ago
Most Expensive
B
Brilliant Earth
17981356A · Oct 29
£8,523 GBP
$11,350 USD
View
14 more retailers have this diamond
Prices start from £1,213 GBPSave up to £7,310 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
3.10ct Oval
£1,213 GBP