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Cushion|Lab Grown|IGI

3.11ct H VVS2 Cushion Lab Grown Diamond

EX • H/VVS2 • IGI LG516259379

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG516259379

Diamond specifications and retailer prices

From £869 GBP
$1,165 USD
As of October 31, 2026
Save £2,202 GBP (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,072 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.11ct lab-grown cushion diamond

This 3.11ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG516259379 or 516259379. Listed at 10 retailers as of October 29, 2026, with prices from £869 to £3,072, a £2,202 spread on the same certified stone. MOH London lists it at £3,072. 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
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG516259379
Dimensions9.54 × 7.43 × 5.13 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.54 mm7.43 mm3.11 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG516259379
Side View
Table 61.0%Crown 36.4°GirdlePavilion 35.9°Culet: NoneDepth 69.0%

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 31
Current: £3,072 GBP|Low: £672 GBP|High: £3,253 GBP|Avg: £1,801 GBP|-5.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9£869 GBP
Retailer 5£963 GBP
Retailer 11£999 GBP
Retailer 8£1,155 GBP
Retailer 3£1,405 GBP
Retailer 10£1,437 GBP
Retailer 2£2,035 GBP
Retailer 6£2,092 GBP
Retailer 7£2,491 GBP
Retailer 4£2,635 GBP
MOH London£3,072 GBP

16 data points across 11 retailers

10 retailers£869 GBP to £3,072 GBP

A
Cheapest Retailer
-
£869 GBP
$1,165 USD
Final sale: no returns
A
Retailer 2
-
£963 GBP
$1,290 USD
View
Retailer 3
-
£999 GBP
$1,339 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
£1,155 GBP
$1,547 USD
View
B+
Retailer 5
-
£1,437 GBP
$1,926 USD
View
B
Retailer 6
-
£2,035 GBP
A$4,194 AUD
View
B
Retailer 7
-
£2,092 GBP
ZAR 45,287 ZAR
View
B
Retailer 8
-
£2,491 GBP
View
B
Retailer 9
-
£2,635 GBP
$3,530 USD
View
Most Expensive
B
MOH London
LG516259379 · Oct 29
£3,072 GBP
View
9 more retailers have this diamond
Prices start from £869 GBPSave up to £2,202 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 Cushion
£869 GBP