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Cushion|Lab Grown|IGI

4.51ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG824601444

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG824601444

Diamond specifications and retailer prices

From £1,070 GBP
$1,434 USD
As of October 31, 2026
Save £2,524 GBP (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £3,594 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.51ct lab-grown cushion diamond

This 4.51ct 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 LG824601444 or 824601444. Listed at 13 retailers as of October 31, 2026, with prices from £1,070 to £3,594, a £2,524 spread on the same certified stone. Taylor and Hart lists it at £3,594. 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

4.51
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG824601444
Dimensions12.48 × 8.52 × 5.12 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.48 mm8.52 mm4.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG824601444
Side View
Table 56.0%Crown 35.7°Girdle: MED-STKPavilion 36°Culet: LargeDepth 60.1%

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: £1,489 GBP|Low: £990 GBP|High: £6,299 GBP|Avg: £2,186 GBP|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11£1,026 GBP
Retailer 5£1,070 GBP
Retailer 8£1,157 GBP
Retailer 10£1,469 GBP
Retailer 1£1,489 GBP
Retailer 4£1,605 GBP
Retailer 3£2,480 GBP
Retailer 9£2,840 GBP
Retailer 6£3,209 GBP
Retailer 7£3,315 GBP
Retailer 2£3,438 GBP

43 data points across 11 retailers

13 retailers£1,070 GBP to £3,594 GBP

Retailer 1
-
£1,026 GBP
$1,375 USD
Price last confirmed 15 days ago
A
Retailer 2
-
£1,070 GBP
$1,434 USD
View
Final sale: no returns
A
Retailer 3
-
£1,157 GBP
$1,550 USD
View
A
Retailer 4
-
£1,458 GBP
$1,954 USD
View
A
Retailer 5
-
£1,469 GBP
$1,968 USD
View
A
Retailer 6
-
£1,489 GBP
View
B+
Retailer 7
-
£1,605 GBP
€2,048 EUR
View
B+
Retailer 8
-
£2,480 GBP
View
B
Retailer 9
-
£2,840 GBP
$3,805 USD
View
B
Retailer 10
-
£3,209 GBP
$4,300 USD
View
B
Retailer 11
-
£3,315 GBP
View
B
Retailer 12
-
£3,438 GBP
SGD 6,225 SGD
View
Most Expensive
B
Taylor and Hart
AKXYNPR · Oct 31
£3,594 GBP
$4,816 USD
View
12 more retailers have this diamond
Prices start from £1,070 GBPSave up to £2,524 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
4.51ct Cushion
£1,070 GBP