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Cushion|Lab Grown|IGI

4.34ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG784645773

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG784645773

Diamond specifications and retailer prices

From £2,858 GBP
$3,806 USD
As of October 29, 2026
Save £14,721 GBP (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £17,579 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.34ct lab-grown cushion diamond

This 4.34ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645773 or 784645773. Listed at 10 retailers as of October 29, 2026, with prices from £2,858 to £17,579, a £14,721 spread on the same certified stone. Do Amore Diamonds lists it at £17,579. 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

4.34
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645773
Dimensions10.54 × 8.80 × 6.06 mm
L/W Ratio1.20
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
10.54 mm8.80 mm4.34 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645773
Side View
Table 59.0%Crown 35.4°Girdle: STK-THKPavilion 37.1°Culet: NoneDepth 68.9%

Caratlytics Score

How it works →
A+
Exceptional
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: £17,579 GBP|Low: £2,858 GBP|High: £22,318 GBP|Avg: £7,282 GBP|-21.2%
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 7£2,858 GBP
Retailer 4£3,079 GBP
Retailer 10£3,857 GBP
Retailer 2£3,885 GBP
Retailer 6£4,632 GBP
Retailer 3£5,621 GBP
Retailer 8£5,940 GBP
Retailer 5£7,044 GBP
Retailer 9£12,473 GBP
Do Amore Diamonds£17,579 GBP

28 data points across 10 retailers

10 retailers£2,858 GBP to £17,579 GBP

A+
Cheapest Retailer
-
£2,858 GBP
$3,806 USD
A
Retailer 2
-
£3,079 GBP
$4,100 USD
View
A
Retailer 3
-
£3,857 GBP
$5,136 USD
View
Final sale: no returns
A
Retailer 4
-
£3,885 GBP
$5,173 USD
View
A
Retailer 5
-
£4,632 GBP
$6,168 USD
View
A
Retailer 6
-
£5,621 GBP
€7,129 EUR
View
Retailer 7
-
£5,940 GBP
$7,910 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
£7,044 GBP
View
B
Retailer 9
-
£12,473 GBP
$16,610 USD
View
Most Expensive
B
Do Amore Diamonds
27-A730DF480 · Oct 30
£17,579 GBP
$23,410 USD
View
9 more retailers have this diamond
Prices start from £2,858 GBPSave up to £14,721 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+
4.34ct Cushion
£2,858 GBP