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Oval|Lab Grown|IGI

3.10ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG836614523

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836614523

Diamond specifications and retailer prices

From £1,011 GBP
$1,344 USD
As of October 28, 2026
Save £2,855 GBP (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £12,034 GBP at Brilliant Earth · As of October 28, 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 LG836614523 or 836614523. Listed at 15 retailers as of October 28, 2026, with a 282% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614523
Dimensions11.90 × 8.25 × 4.98 mm
L/W Ratio1.44
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
11.90 mm8.25 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614523
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A+
Exceptional
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 28
Current: £12,034 GBP|Low: £1,011 GBP|High: £12,034 GBP|Avg: £2,935 GBP
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 29, 2026
Retailer 10£1,011 GBP
Retailer 11£1,080 GBP
Retailer 4£1,158 GBP
Retailer 8£1,394 GBP
Retailer 5£1,540 GBP
Retailer 13£1,759 GBP
Retailer 12£1,963 GBP
Retailer 2£2,248 GBP
Retailer 15£2,254 GBP
Retailer 6£2,672 GBP
Retailer 3£2,803 GBP
Retailer 14£3,126 GBP
Retailer 7£3,385 GBP
Retailer 9£3,866 GBP
Brilliant Earth£12,034 GBP

21 data points across 15 retailers

15 retailers£1,011 GBP to £3,866 GBP

A+
Cheapest Retailer
-
£1,011 GBP
$1,344 USD
Final sale: no returns
A
Retailer 2
-
£1,080 GBP
$1,435 USD
View
A
Retailer 3
-
£1,158 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£1,394 GBP
View
A
Retailer 5
-
£1,540 GBP
$2,046 USD
View
A
Retailer 6
-
£1,759 GBP
€2,226 EUR
View
Price last confirmed 10 days ago
A
Retailer 7
-
£1,963 GBP
$2,609 USD
View
A
Retailer 8
-
£2,248 GBP
ZAR 48,249 ZAR
View
A
Retailer 9
-
£2,254 GBP
$2,995 USD
View
B+
Retailer 10
-
£2,672 GBP
View
B+
Retailer 11
-
£2,803 GBP
$3,724 USD
View
B+
Retailer 12
-
£3,126 GBP
View
B+
Retailer 13
-
£3,385 GBP
$4,498 USD
View
B+
Retailer 14
-
£3,866 GBP
$5,137 USD
View
Most Expensive
B
Brilliant Earth
21738695A · Oct 28
£12,034 GBP
$15,990 USD
View
Price under review
14 more retailers have this diamond
Prices start from £1,011 GBPSave up to £2,855 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
£1,011 GBP