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Cushion|Lab Grown|IGI

5.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG804658764

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG804658764

Diamond specifications and retailer prices

From £4,730 GBP
$6,338 USD
As of October 26, 2026
Save £575 GBP (11%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £5,305 GBP at Yorxs · As of October 29, 2026
View at Yorxs

About this 5.03ct lab-grown cushion diamond

This 5.03ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804658764 or 804658764. Listed at 2 retailers as of October 26, 2026, with a relatively tight 12% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

5.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle44°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804658764
Dimensions12.05 × 8.86 × 5.90 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.05 mm8.86 mm5.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804658764
Side View
Table 60.0%Crown 34.6°Girdle: MED-THKPavilion 44°CuletDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: £4,730 GBP|Low: £4,730 GBP|High: £5,305 GBP|Avg: £5,000 GBP
Retailer 1
Yorxs
October 29, 2026
Retailer 1£4,730 GBP
Yorxs£5,305 GBP

6 data points across 2 retailers

2 retailers£4,730 GBP to £5,305 GBP

A
Cheapest Retailer
-
£4,730 GBP
$6,338 USD
Most Expensive
A
Yorxs
622074297 · Oct 29
£5,305 GBP
€6,770 EUR
View
1 more retailer has this diamond
Prices start from £4,730 GBPSave up to £575 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
5.03ct Cushion
£4,730 GBP