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Cushion|Lab Grown|IGI

4.14ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG772674026

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG772674026

Diamond specifications and retailer prices

From £4,672 GBP
$6,260 USD
As of October 26, 2026
Save £4,948 GBP (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £9,620 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.14ct lab-grown cushion diamond

This 4.14ct 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 LG772674026 or 772674026. Listed at 4 retailers as of October 26, 2026, with prices from £4,672 to £9,620, a £4,948 spread on the same certified stone. Brilliant Earth lists it at £9,620. 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

4.14
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772674026
Dimensions13.20 × 7.57 × 4.76 mm
L/W Ratio1.74
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.20 mm7.57 mm4.14 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772674026
Side View
Table 57.0%Crown 42°Girdle: MED-THKPavilion 35.6°Culet: LargeDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: £9,620 GBP|Low: £4,672 GBP|High: £11,053 GBP|Avg: £6,511 GBP|+4.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5£4,672 GBP
Retailer 4£5,170 GBP
Retailer 2£5,203 GBP
Retailer 3£7,773 GBP
Brilliant Earth£9,620 GBP

12 data points across 5 retailers

4 retailers£4,672 GBP to £9,620 GBP

A
Cheapest Retailer
-
£4,672 GBP
$6,260 USD
A
Retailer 2
-
£5,203 GBP
€6,639 EUR
View
B+
Retailer 3
-
£7,773 GBP
$10,415 USD
View
Most Expensive
B+
Brilliant Earth
18661235A · Oct 31
£9,620 GBP
$12,890 USD
View
3 more retailers have this diamond
Prices start from £4,672 GBPSave up to £4,948 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
4.14ct Cushion
£4,672 GBP