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Cushion|Lab Grown|IGI

3.25ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG745526551

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG745526551

Diamond specifications and retailer prices

From £1,648 GBP
$2,194 USD
As of October 27, 2026
Save £8,122 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £9,770 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3.25ct lab-grown cushion diamond

This 3.25ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG745526551 or 745526551. Listed at 14 retailers as of October 27, 2026, with prices from £1,648 to £9,770, a £8,122 spread on the same certified stone. Do Amore Diamonds lists it at £9,770. 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

3.25
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745526551
Dimensions10.54 × 8.02 × 5.11 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.54 mm8.02 mm3.25 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745526551
Side View
Table 52.0%Crown 34.9°Girdle: MED-STKPavilion 37.2°Culet: LargeDepth 63.7%

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 27
Current: £8,771 GBP|Low: £1,135 GBP|High: £17,805 GBP|Avg: £4,863 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 28, 2026
Retailer 14£1,648 GBP
Retailer 13£1,761 GBP
Retailer 15£1,772 GBP
Retailer 4£2,092 GBP
Retailer 2£2,486 GBP
Retailer 12£2,587 GBP
Retailer 5£3,445 GBP
Retailer 16£4,122 GBP
Retailer 10£4,250 GBP
Retailer 11£4,521 GBP
Retailer 7£4,889 GBP
Retailer 3£4,932 GBP
Retailer 9£5,476 GBP
Retailer 6£6,358 GBP
Do Amore Diamonds£8,771 GBP
Retailer 8£17,805 GBP

10 data points across 16 retailers

14 retailers£1,648 GBP to £9,770 GBP

A
Cheapest Retailer
-
£1,648 GBP
$2,194 USD
Final sale: no returns
A
Retailer 2
-
£1,772 GBP
$2,360 USD
View
A
Retailer 3
-
£2,092 GBP
$2,786 USD
View
A
Retailer 4
-
£2,486 GBP
View
A
Retailer 5
-
£2,587 GBP
$3,445 USD
View
B+
Retailer 6
-
£3,445 GBP
View
B+
Retailer 7
-
£4,250 GBP
$5,660 USD
View
B+
Retailer 8
-
£4,521 GBP
$6,021 USD
View
B+
Retailer 9
-
£4,889 GBP
$6,511 USD
View
B
Retailer 10
-
£5,476 GBP
View
B
Retailer 11
-
£6,332 GBP
$8,432 USD
View
B
Retailer 12
-
£6,358 GBP
$8,467 USD
View
B
Retailer 13
-
£8,771 GBP
$11,680 USD
View
Most Expensive
B
Do Amore Diamonds
27-2A92504A5 · Oct 28
£9,770 GBP
$13,010 USD
View
13 more retailers have this diamond
Prices start from £1,648 GBPSave up to £8,122 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
3.25ct Cushion
£1,648 GBP