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Radiant|Lab Grown|IGI

3.11ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG847685302

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG847685302

Diamond specifications and retailer prices

From £419 GBP
$558 USD
As of October 30, 2026
Save £2,284 GBP (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,703 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.11ct lab-grown radiant diamond

This 3.11ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847685302 or 847685302. Listed at 18 retailers as of October 28, 2026, with prices from £419 to £2,703, a £2,284 spread on the same certified stone. Rare Carat lists it at £2,703. 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

3.11
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847685302
Dimensions10.80 × 6.88 × 4.76 mm
L/W Ratio1.57
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.80 mm6.88 mm3.11 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847685302
Side View
Table 66.0%Crown 45.7°Girdle: MediumPavilion 35.1°Culet: NoneDepth 69.2%

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 30
Current: £2,703 GBP|Low: £419 GBP|High: £2,703 GBP|Avg: £1,128 GBP
Rare Carat
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
October 30, 2026
Retailer 11£419 GBP
Retailer 17£474 GBP
Retailer 8£478 GBP
Retailer 18£524 GBP
Retailer 13£566 GBP
Retailer 3£623 GBP
Retailer 2£697 GBP
Retailer 9£802 GBP
Retailer 15£818 GBP
Retailer 12£1,098 GBP
Retailer 5£1,139 GBP
Retailer 10£1,334 GBP
Retailer 6£1,379 GBP
Retailer 7£1,614 GBP
Retailer 14£1,642 GBP
Retailer 16£1,730 GBP
Retailer 4£2,289 GBP
Rare Carat£2,703 GBP

6 data points across 18 retailers

18 retailers£419 GBP to £2,703 GBP

A
Cheapest Retailer
-
£419 GBP
$558 USD
A
Retailer 2
-
£474 GBP
$631 USD
View
Final sale: no returns
A
Retailer 3
-
£478 GBP
$636 USD
View
A
Retailer 4
-
£524 GBP
$698 USD
View
A
Retailer 5
-
£566 GBP
View
A
Retailer 6
-
£623 GBP
$830 USD
View
A
Retailer 7
-
£697 GBP
$928 USD
View
A
Retailer 8
-
£802 GBP
$1,068 USD
View
A
Retailer 9
-
£818 GBP
View
A
Retailer 10
-
£1,098 GBP
A$2,250 AUD
View
A
Retailer 11
-
£1,139 GBP
ZAR 24,502 ZAR
View
A
Retailer 12
-
£1,334 GBP
$1,776 USD
View
A
Retailer 13
-
£1,379 GBP
$1,837 USD
View
B+
Retailer 14
-
£1,614 GBP
$2,149 USD
View
B+
Retailer 15
-
£1,642 GBP
SGD 2,955 SGD
View
B+
Retailer 16
-
£1,730 GBP
$2,304 USD
View
B+
Retailer 17
-
£2,289 GBP
View
Most Expensive
B
Rare Carat
CN374-12A · Oct 28
£2,703 GBP
$3,600 USD
View
17 more retailers have this diamond
Prices start from £419 GBPSave up to £2,284 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
3.11ct Radiant
£419 GBP