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Cushion|Lab Grown|IGI

4.46ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG788607511

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG788607511

Diamond specifications and retailer prices

From £705 GBP
$944 USD
As of October 31, 2026
Save £2,497 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,202 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.46ct lab-grown cushion diamond

This 4.46ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788607511 or 788607511. Listed at 14 retailers as of October 31, 2026, with prices from £705 to £3,202, a £2,497 spread on the same certified stone. Brilliant Earth lists it at £3,202. 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

4.46
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.6°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788607511
Dimensions12.65 × 8.55 × 5.29 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.65 mm8.55 mm4.46 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788607511
Side View
Table 61.0%Crown 28.6°Girdle: STK-VTKPavilion 37.8°Culet: LargeDepth 61.9%

Caratlytics Score

How it works →
A
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 31
Current: £3,202 GBP|Low: £705 GBP|High: £6,157 GBP|Avg: £1,556 GBP|-48.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12£705 GBP
Retailer 9£729 GBP
Retailer 7£862 GBP
Retailer 11£1,046 GBP
Retailer 8£1,078 GBP
Retailer 2£1,121 GBP
Retailer 5£1,159 GBP
Retailer 4£1,485 GBP
Retailer 3£2,013 GBP
Retailer 10£2,332 GBP
Retailer 6£2,749 GBP
Brilliant Earth£3,202 GBP

43 data points across 12 retailers

14 retailers£705 GBP to £3,202 GBP

A
Cheapest Retailer
-
£705 GBP
$944 USD
Final sale: no returns
Retailer 2
-
£729 GBP
$977 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
£862 GBP
$1,155 USD
View
A
Retailer 4
-
£1,046 GBP
$1,402 USD
View
A
Retailer 5
-
£1,078 GBP
$1,445 USD
View
A
Retailer 6
-
£1,121 GBP
View
A
Retailer 7
-
£1,159 GBP
€1,479 EUR
View
A
Retailer 8
-
£1,485 GBP
$1,990 USD
View
B+
Retailer 9
-
£2,013 GBP
View
B+
Retailer 10
-
£2,282 GBP
$3,057 USD
View
B+
Retailer 11
-
£2,332 GBP
$3,125 USD
View
B
Retailer 12
-
£2,528 GBP
$3,387 USD
View
B
Retailer 13
-
£2,749 GBP
View
Most Expensive
B
Brilliant Earth
20664624A · Oct 31
£3,202 GBP
$4,290 USD
View
13 more retailers have this diamond
Prices start from £705 GBPSave up to £2,497 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
4.46ct Cushion
£705 GBP