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Cushion|Lab Grown|IGI

3.10ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG746522351

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG746522351

Diamond specifications and retailer prices

From £504 GBP
$675 USD
As of October 29, 2026
Save £3,906 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,409 GBP at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion 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 LG746522351 or 746522351. Listed at 14 retailers as of October 29, 2026, with prices from £504 to £4,409, a £3,906 spread on the same certified stone. Frank Darling lists it at £4,409. 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
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG746522351
Dimensions8.15 × 8.08 × 5.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
8.15 mm8.08 mm3.10 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG746522351
Side View
Table 60.0%Crown 34.6°Girdle: THK-VTKPavilion 38.1°Culet: NoneDepth 67.1%

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: £4,409 GBP|Low: £421 GBP|High: £6,068 GBP|Avg: £2,060 GBP|-5.4%
Frank Darling
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
October 30, 2026
Retailer 11£504 GBP
Retailer 13£638 GBP
Retailer 4£722 GBP
Retailer 3£725 GBP
Retailer 10£741 GBP
Retailer 8£886 GBP
Retailer 2£1,226 GBP
Retailer 6£1,277 GBP
Retailer 14£1,781 GBP
Retailer 9£2,299 GBP
Retailer 5£2,970 GBP
Retailer 7£3,358 GBP
Retailer 12£3,762 GBP
Frank Darling£4,409 GBP

32 data points across 14 retailers

14 retailers£504 GBP to £4,409 GBP

A
Cheapest Retailer
-
£504 GBP
$675 USD
Final sale: no returns
A
Retailer 2
-
£638 GBP
$855 USD
View
A
Retailer 3
-
£722 GBP
$967 USD
View
A
Retailer 4
-
£725 GBP
$972 USD
View
A
Retailer 5
-
£741 GBP
$993 USD
View
A
Retailer 6
-
£886 GBP
€1,130 EUR
View
A
Retailer 7
-
£1,226 GBP
A$2,527 AUD
View
A
Retailer 8
-
£1,277 GBP
$1,711 USD
View
B+
Retailer 9
-
£1,781 GBP
$2,387 USD
View
B+
Retailer 10
-
£2,299 GBP
View
Retailer 11
-
£2,970 GBP
$3,980 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
£3,358 GBP
$4,500 USD
View
B
Retailer 13
-
£3,762 GBP
$5,040 USD
View
Most Expensive
B
Frank Darling
VL-95996GR · Oct 29
£4,409 GBP
$5,908 USD
View
13 more retailers have this diamond
Prices start from £504 GBPSave up to £3,906 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 Cushion
£504 GBP