Cushion|Lab Grown|IGI

3.50ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG746522314

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

Certificate IGI LG746522314

Diamond specifications and retailer prices

From £5,269 GBP
$7,060 USD
As of October 31, 2026
8 retailers carry this diamond
Most expensive: £5,269 GBP at Brilliant Earth
View at Brilliant Earth

About this 3.5ct lab-grown cushion diamond

This 3.5ct 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 LG746522314 or 746522314. Listed at 8 retailers as of October 31, 2026. 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

3.50
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG746522314
Dimensions8.68 × 8.46 × 5.66 mm
L/W Ratio1.03
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
8.68 mm8.46 mm3.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG746522314
Side View
Table 59.0%Crown 33.5°Girdle: STK-THKPavilion 38°Culet: NoneDepth 66.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £5,269 GBP|Low: £690 GBP|High: £6,195 GBP|Avg: £2,561 GBP
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
October 19, 2026
Retailer 7£690 GBP
Retailer 11£996 GBP
Retailer 13£1,252 GBP
Retailer 8£1,367 GBP
Retailer 9£1,765 GBP
Retailer 4£1,795 GBP
Retailer 10£2,127 GBP
Retailer 6£2,616 GBP
Retailer 5£2,946 GBP
Retailer 2£3,067 GBP
Retailer 12£3,178 GBP
Brilliant Earth£5,269 GBP
Retailer 3£6,195 GBP

4 data points across 13 retailers

8 retailers

Retailer 1
-
£3,034 GBP
$4,065 USD
Price last confirmed 10 days ago
Retailer 2
-
£3,038 GBP
$4,070 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£3,038 GBP
$4,070 USD
View
Price last confirmed 10 days ago
Retailer 4
-
£3,038 GBP
$4,070 USD
View
Price last confirmed 10 days ago
Retailer 5
-
£3,055 GBP
$4,093 USD
View
Price last confirmed 56 days ago
Retailer 6
-
£3,067 GBP
$4,110 USD
View
Price last confirmed 10 days ago
Retailer 7
-
£3,187 GBP
$4,270 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Brilliant Earth
16801189Y · Oct 31
£5,269 GBP
$7,060 USD
View
7 more retailers have this diamond

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
3.50ct Cushion
£5,269 GBP