Cushion|Lab Grown|IGI

3.46ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG769673622

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG769673622

Diamond specifications and retailer prices

From £1,051 GBP

€1,341 EUR

As of October 29, 2026

Save £3,084 GBP (75%) vs most expensive(unlock to see where)

9 retailers carry this diamond

Most expensive: £4,135 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 3.46ct lab-grown cushion diamond

This 3.46ct 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 LG769673622 or 769673622. Listed at 9 retailers as of October 29, 2026, with prices from £1,051 to £4,135, a £3,084 spread on the same certified stone. Brilliant Earth lists it at £4,135. 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

3.46

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.2°

Pavilion angle36.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG769673622

Dimensions9.98 × 7.78 × 5.37 mm

L/W Ratio1.28

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG769673622

Side View

Caratlytics Score

How it works →

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: £4,135 GBP|Low: £452 GBP|High: £4,791 GBP|Avg: £1,847 GBP|-13.7%

Brilliant Earth

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

Retailer 15

October 30, 2026

Retailer 4£634 GBP

Retailer 11£787 GBP

Retailer 3£948 GBP

Retailer 10£1,022 GBP

Retailer 2£1,051 GBP

Retailer 9£1,063 GBP

Retailer 15£1,486 GBP

Retailer 13£1,720 GBP

Retailer 6£1,899 GBP

Retailer 12£2,222 GBP

Retailer 5£2,222 GBP

Retailer 7£2,268 GBP

Retailer 14£2,497 GBP

Retailer 8£3,220 GBP

Brilliant Earth£4,135 GBP

25 data points across 15 retailers

9 retailers£1,051 GBP to £4,135 GBP

Cheapest Retailer

£1,051 GBP

€1,341 EUR

Retailer 2

£1,486 GBP

A$3,063 AUD

View

Price last confirmed 33 days ago

B+

Retailer 3

£2,135 GBP

$2,861 USD

View

Retailer 4

£2,222 GBP

$2,977 USD

View

Price last confirmed 22 days ago

Retailer 5

£2,222 GBP

$2,978 USD

View

Price last confirmed 22 days ago

Retailer 6

£2,268 GBP

$3,039 USD

View

Price last confirmed 22 days ago

Retailer 7

£2,497 GBP

View

Price last confirmed 23 days ago

Retailer 8

£3,220 GBP

$4,315 USD

View

Price last confirmed 10 days ago

Most Expensive

Brilliant Earth

17958769A · Oct 30

£4,135 GBP

$5,540 USD

View

8 more retailers have this diamond

Prices start from £1,051 GBPSave up to £3,084 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.

Similar diamonds

3.46ct Cushion

£1,051 GBP