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Cushion|Lab Grown|IGI

4.01ct E VS2 Cushion Lab Grown Diamond

VG • E/VS2 • IGI LG831679487

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

Certificate IGI LG831679487

Diamond specifications and retailer prices

From £548 GBP
$734 USD
As of October 29, 2026
Save £4,428 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,976 GBP at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831679487 or 831679487. Listed at 13 retailers as of October 29, 2026, with prices from £548 to £4,976, a £4,428 spread on the same certified stone. Yadav Diamonds lists it at £4,976. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.01
Carat
E
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679487
Dimensions9.32 × 9.24 × 6.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.32 mm9.24 mm4.01 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679487
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,006 GBP|Low: £316 GBP|High: £4,976 GBP|Avg: £1,918 GBP|+35.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Yadav Diamonds
October 30, 2026
Retailer 7£548 GBP
Retailer 11£568 GBP
Retailer 10£802 GBP
Retailer 12£927 GBP
Retailer 1£1,006 GBP
Retailer 3£1,870 GBP
Retailer 9£1,936 GBP
Retailer 6£1,945 GBP
Retailer 8£1,978 GBP
Retailer 4£2,244 GBP
Retailer 5£2,464 GBP
Retailer 2£4,344 GBP
Yadav Diamonds£4,976 GBP

39 data points across 13 retailers

13 retailers£548 GBP to £4,976 GBP

A
Cheapest Retailer
-
£548 GBP
$734 USD
Final sale: no returns
Retailer 2
-
£568 GBP
$761 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
£802 GBP
$1,074 USD
View
A
Retailer 4
-
£927 GBP
$1,242 USD
View
A
Retailer 5
-
£1,006 GBP
View
B+
Retailer 6
-
£1,870 GBP
$2,506 USD
View
B+
Retailer 7
-
£1,936 GBP
$2,594 USD
View
B
Retailer 8
-
£1,945 GBP
View
Retailer 9
-
£1,978 GBP
$2,650 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
£2,244 GBP
$3,006 USD
View
B
Retailer 11
-
£2,464 GBP
View
B
Retailer 12
-
£4,344 GBP
$5,820 USD
View
Most Expensive
B
Yadav Diamonds
13280948 · Oct 30
£4,976 GBP
$6,667 USD
View
12 more retailers have this diamond
Prices start from £548 GBPSave up to £4,428 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
4.01ct Cushion
£548 GBP