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Cushion|Lab Grown|IGI

3.20ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG746516045

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

Certificate IGI LG746516045

Diamond specifications and retailer prices

From £2,989 GBP
As of October 29, 2026
Save £1,557 GBP (34%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £4,546 GBP at Diamond Wish · As of October 29, 2026
View at Diamond Wish

About this 3.2ct lab-grown cushion diamond

This 3.2ct 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 LG746516045 or 746516045. Listed at 4 retailers as of October 29, 2026, with prices from £2,989 to £4,546, a £1,557 spread on the same certified stone. Diamond Wish lists it at £4,546. 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

3.20
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG746516045
Dimensions8.49 × 8.48 × 5.78 mm
L/W Ratio1.00
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
8.49 mm8.48 mm3.20 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG746516045
Side View
Table 65.0%Crown 37.2°Girdle: THK-VTKPavilion 41.6°Culet: NoneDepth 68.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £4,546 GBP|Low: £449 GBP|High: £6,743 GBP|Avg: £2,121 GBP|+21.9%
Diamond Wish
Retailer 2
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September 6, 2026
Retailer 17£449 GBP
Retailer 4£487 GBP
Retailer 18£743 GBP
Retailer 16£894 GBP
Retailer 8£980 GBP
Retailer 12£1,072 GBP
Retailer 14£1,120 GBP
Retailer 6£1,307 GBP
Retailer 15£1,523 GBP
Retailer 10£1,750 GBP
Retailer 3£1,808 GBP
Retailer 9£2,102 GBP
Retailer 19£2,361 GBP
Retailer 5£2,446 GBP
Retailer 11£2,813 GBP
Retailer 7£2,845 GBP
Retailer 13£2,955 GBP
Diamond Wish£4,546 GBP
Retailer 2£6,398 GBP

54 data points across 19 retailers

4 retailers£2,989 GBP to £4,546 GBP

Retailer 1
-
£2,813 GBP
A$5,764 AUD
Price last confirmed 118 days ago
Retailer 2
-
£2,955 GBP
$3,936 USD
View
Price last confirmed 63 days ago
B
Retailer 3
-
£2,989 GBP
View
Most Expensive
B
Diamond Wish
LG-CU349771-GIA · Oct 29
£4,546 GBP
$6,054 USD
View
3 more retailers have this diamond
Prices start from £2,989 GBPSave up to £1,557 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.

B
3.20ct Cushion
£2,989 GBP