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Round|Lab Grown|IGI

2.31ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG790651011

Certificate IGI LG790651011

Diamond specifications and retailer prices

From £2,402 GBP
$3,218 USD
As of October 31, 2026
Save £251 GBP (9%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £7,657 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.31ct lab-grown round diamond

This 2.31ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790651011 or 790651011. Listed at 3 retailers as of October 28, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

2.31
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG790651011
Dimensions8.48 × 8.50 × 5.24 mm
L/W Ratio1.00
Top View
8.48 mm8.50 mm2.31 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790651011
Side View
Table 58.0%CrownGirdle: MediumPavilionCuletDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £7,657 GBP|Low: £2,402 GBP|High: £7,657 GBP|Avg: £4,247 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
October 28, 2026
Retailer 3£2,402 GBP
Retailer 2£2,653 GBP
Do Amore Diamonds£7,657 GBP

3 data points across 3 retailers

3 retailers£2,402 GBP to £2,653 GBP

B+
Cheapest Retailer
-
£2,402 GBP
$3,218 USD
B
Retailer 2
-
£2,653 GBP
$3,555 USD
View
Most Expensive
Do Amore Diamonds
24-629-0971A · Oct 31
£7,657 GBP
$10,260 USD
View
Price under review
2 more retailers have this diamond
Prices start from £2,402 GBPSave up to £251 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.

B+
2.31ct Round
£2,402 GBP