Cushion|Lab Grown|IGI

4.61ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG829610851

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

Certificate IGI LG829610851

Diamond specifications and retailer prices

From £495 GBP
As of October 27, 2026
Save £7,192 GBP (94%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,687 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.61ct lab-grown cushion diamond

This 4.61ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG829610851 or 829610851. Listed at 22 retailers as of October 27, 2026, with prices from £495 to £7,687, a £7,192 spread on the same certified stone. Brilliant Earth lists it at £7,687. 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

4.61
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829610851
Dimensions9.81 × 9.44 × 5.78 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.81 mm9.44 mm4.61 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829610851
Side View
Table 65.0%Crown 35.3°Girdle: MED-STKPavilion 33°Culet: NoneDepth 61.2%

Caratlytics Score

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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 27
Current: £3,918 GBP|Low: £494 GBP|High: £7,687 GBP|Avg: £1,723 GBP|-49.0%
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 19£495 GBP
Retailer 7£552 GBP
Retailer 13£630 GBP
Retailer 21£705 GBP
Retailer 8£846 GBP
Retailer 18£848 GBP
Retailer 20£910 GBP
Retailer 9£934 GBP
Retailer 3£1,207 GBP
Retailer 4£1,234 GBP
Retailer 2£1,252 GBP
Retailer 5£1,514 GBP
Retailer 14£1,774 GBP
Retailer 16£1,828 GBP
Retailer 10£1,897 GBP
Retailer 6£1,952 GBP
Retailer 12£1,975 GBP
Retailer 22£2,415 GBP
Retailer 17£2,564 GBP
Retailer 15£2,700 GBP
Retailer 11£3,086 GBP
Brilliant Earth£3,918 GBP

24 data points across 22 retailers

22 retailers£495 GBP to £7,687 GBP

A
Cheapest Retailer
-
£495 GBP
A
Retailer 2
-
£630 GBP
HK$6,600 HKD
View
A
Retailer 3
-
£705 GBP
$945 USD
View
A
Retailer 4
-
£846 GBP
$1,134 USD
View
A
Retailer 5
-
£848 GBP
€1,082 EUR
View
A
Retailer 6
-
£910 GBP
View
B+
Retailer 7
-
£934 GBP
$1,251 USD
View
A
Retailer 8
-
£1,207 GBP
ZAR 26,127 ZAR
View
Retailer 9
-
£1,234 GBP
A$2,543 AUD
View
Price last confirmed 10 days ago
A
Retailer 10
-
£1,252 GBP
$1,678 USD
View
A
Retailer 11
-
£1,514 GBP
$2,029 USD
View
A
Retailer 12
-
£1,774 GBP
View
B+
Retailer 13
-
£1,828 GBP
SGD 3,309 SGD
View
B+
Retailer 14
-
£1,897 GBP
$2,541 USD
View
B+
Retailer 15
-
£1,952 GBP
$2,616 USD
View
B+
Retailer 16
-
£1,975 GBP
$2,646 USD
View
B+
Retailer 17
-
£2,415 GBP
View
B+
Retailer 18
-
£2,564 GBP
$3,435 USD
View
Retailer 19
-
£2,700 GBP
A$5,566 AUD
View
Price last confirmed 22 days ago
Retailer 20
-
£3,086 GBP
$4,135 USD
View
Price last confirmed 9 days ago
B
Retailer 21
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£3,918 GBP
$5,250 USD
View
Most Expensive
B
Brilliant Earth
21273767A · Oct 28
£7,687 GBP
$10,300 USD
View
21 more retailers have this diamond
Prices start from £495 GBPSave up to £7,192 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
4.61ct Cushion
£495 GBP