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Cushion|Lab Grown|IGI

4.52ct E FL Cushion Lab Grown Diamond

VG • E/FL • IGI LG800677237

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677237

Diamond specifications and retailer prices

From £3,445 GBP
$4,588 USD
As of October 29, 2026
Save £18,242 GBP (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £21,687 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG800677237 or 800677237. Listed at 10 retailers as of October 29, 2026, with prices from £3,445 to £21,687, a £18,242 spread on the same certified stone. Do Amore Diamonds lists it at £21,687. 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

4.52
Carat
E
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677237
Dimensions10.58 × 8.86 × 5.95 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.58 mm8.86 mm4.52 ctE / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677237
Side View
Table 58.0%Crown 34.7°Girdle: THK-VTKPavilion 35°Culet: NoneDepth 67.2%

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: £21,687 GBP|Low: £3,445 GBP|High: £25,134 GBP|Avg: £8,480 GBP|-13.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8£3,445 GBP
Retailer 5£3,691 GBP
Retailer 3£3,993 GBP
Retailer 10£4,660 GBP
Retailer 7£5,730 GBP
Retailer 9£6,409 GBP
Retailer 4£6,998 GBP
Retailer 6£8,401 GBP
Retailer 2£9,852 GBP
Do Amore Diamonds£21,687 GBP

27 data points across 10 retailers

10 retailers£3,445 GBP to £21,687 GBP

A
Cheapest Retailer
-
£3,445 GBP
$4,588 USD
A
Retailer 2
-
£3,691 GBP
$4,915 USD
View
A
Retailer 3
-
£3,993 GBP
$5,318 USD
View
A
Retailer 4
-
£4,660 GBP
$6,206 USD
View
Final sale: no returns
A
Retailer 5
-
£5,730 GBP
$7,631 USD
View
Retailer 6
-
£6,409 GBP
$8,535 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
£6,998 GBP
€8,875 EUR
View
B+
Retailer 8
-
£8,401 GBP
View
B+
Retailer 9
-
£9,852 GBP
$13,120 USD
View
Most Expensive
B
Do Amore Diamonds
27-FC4630694 · Oct 30
£21,687 GBP
$28,880 USD
View
9 more retailers have this diamond
Prices start from £3,445 GBPSave up to £18,242 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
£3,445 GBP