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Cushion|Lab Grown|IGI

4.52ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG849648905

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG849648905

Diamond specifications and retailer prices

From £941 GBP
$1,253 USD
As of October 29, 2026
Save £4,323 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £5,264 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.52ct lab-grown cushion diamond

This 4.52ct 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 LG849648905 or 849648905. Listed at 12 retailers as of October 28, 2026, with prices from £941 to £5,264, a £4,323 spread on the same certified stone. Brilliant Earth lists it at £5,264. 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

4.52
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849648905
Dimensions12.51 × 8.02 × 5.83 mm
L/W Ratio1.56
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.51 mm8.02 mm4.52 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849648905
Side View
Table 42.0%Crown 39.2°Girdle: STK-THKPavilion 44.2°Culet: LargeDepth 72.7%

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 29
Current: £5,264 GBP|Low: £941 GBP|High: £5,264 GBP|Avg: £2,048 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
October 30, 2026
Retailer 9£941 GBP
Retailer 8£1,104 GBP
Retailer 12£1,125 GBP
Retailer 4£1,395 GBP
Retailer 5£1,414 GBP
Retailer 6£1,564 GBP
Retailer 10£1,587 GBP
Retailer 7£2,076 GBP
Retailer 11£2,696 GBP
Retailer 2£2,956 GBP
Retailer 3£3,267 GBP
Brilliant Earth£5,264 GBP

5 data points across 12 retailers

12 retailers£941 GBP to £5,264 GBP

A
Cheapest Retailer
-
£941 GBP
$1,253 USD
Final sale: no returns
A
Retailer 2
-
£1,104 GBP
$1,470 USD
View
A
Retailer 3
-
£1,125 GBP
HK$11,700 HKD
View
A
Retailer 4
-
£1,395 GBP
$1,858 USD
View
A
Retailer 5
-
£1,414 GBP
View
B+
Retailer 6
-
£1,564 GBP
€1,984 EUR
View
B+
Retailer 7
-
£1,587 GBP
$2,114 USD
View
B+
Retailer 8
-
£2,076 GBP
ZAR 44,656 ZAR
View
B
Retailer 9
-
£2,696 GBP
$3,590 USD
View
B
Retailer 10
-
£2,956 GBP
$3,936 USD
View
B
Retailer 11
-
£3,267 GBP
SGD 5,879 SGD
View
Most Expensive
B
Brilliant Earth
22337289A · Oct 28
£5,264 GBP
$7,010 USD
View
11 more retailers have this diamond
Prices start from £941 GBPSave up to £4,323 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
4.52ct Cushion
£941 GBP