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Round|Lab Grown|IGI

4.31ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG817682149

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817682149

Diamond specifications and retailer prices

From £621 GBP
$827 USD
As of October 29, 2026
Save £4,733 GBP (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,354 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.31ct lab-grown round diamond

This 4.31ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817682149 or 817682149. Listed at 11 retailers as of October 29, 2026, with prices from £621 to £5,354, a £4,733 spread on the same certified stone. Do Amore Diamonds lists it at £5,354. 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

4.31
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817682149
Dimensions10.55 × 10.50 × 6.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.55 mm10.50 mm4.31 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817682149
Side View
Table 58.0%Crown 33.1°Girdle: MediumPavilion 40.5°Culet: NoneDepth 59.9%

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: £5,354 GBP|Low: £676 GBP|High: £5,354 GBP|Avg: £2,037 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 8£676 GBP
Retailer 4£1,046 GBP
Retailer 9£1,140 GBP
Retailer 6£1,141 GBP
Retailer 7£1,161 GBP
Retailer 5£1,656 GBP
Retailer 3£2,606 GBP
Retailer 2£2,710 GBP
Do Amore Diamonds£5,354 GBP

19 data points across 9 retailers

11 retailers£621 GBP to £5,354 GBP

A
Cheapest Retailer
-
£621 GBP
$827 USD
A
Retailer 2
-
£676 GBP
$900 USD
View
A
Retailer 3
-
£1,046 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£1,140 GBP
$1,518 USD
View
B+
Retailer 5
-
£1,141 GBP
$1,520 USD
View
B+
Retailer 6
-
£1,161 GBP
$1,546 USD
View
B+
Retailer 7
-
£1,656 GBP
$2,205 USD
View
B
Retailer 8
-
£2,236 GBP
$2,977 USD
View
B
Retailer 9
-
£2,606 GBP
$3,470 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
£2,710 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1780705 · Oct 29
£5,354 GBP
$7,130 USD
View
10 more retailers have this diamond
Prices start from £621 GBPSave up to £4,733 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
4.31ct Round
£621 GBP