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Cushion|Lab Grown|IGI

5.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG710510568

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG710510568

Diamond specifications and retailer prices

From £2,724 GBP
$3,650 USD
As of October 29, 2026
Save £7,153 GBP (72%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £9,877 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 LG710510568 or 710510568. Listed at 21 retailers as of October 29, 2026, with prices from £2,724 to £9,877, a £7,153 spread on the same certified stone. Taylor and Hart lists it at £9,877. 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 angle32.5°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710510568
Dimensions11.61 × 8.57 × 5.40 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.61 mm8.57 mm5.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710510568
Side View
Table 63.0%Crown 32.5°Girdle: MED-THKPavilion 31°Culet: NoneDepth 63.0%

Caratlytics Score

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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 29
Current: £3,755 GBP|Low: £2,724 GBP|High: £9,969 GBP|Avg: £5,588 GBP|-3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 19
Taylor and Hart
October 30, 2026
Retailer 13£2,724 GBP
Retailer 6£2,800 GBP
Retailer 3£2,822 GBP
Retailer 7£2,937 GBP
Retailer 4£3,286 GBP
Retailer 19£3,559 GBP
Retailer 1£3,755 GBP
Retailer 16£4,049 GBP
Retailer 9£4,299 GBP
Retailer 14£4,535 GBP
Retailer 12£5,732 GBP
Retailer 17£5,752 GBP
Retailer 8£6,122 GBP
Retailer 18£6,790 GBP
Retailer 5£7,060 GBP
Retailer 15£7,190 GBP
Retailer 11£7,827 GBP
Retailer 10£9,202 GBP
Retailer 2£9,519 GBP
Taylor and Hart£9,877 GBP

32 data points across 20 retailers

21 retailers£2,724 GBP to £9,877 GBP

A
Cheapest Retailer
-
£2,724 GBP
$3,650 USD
Final sale: no returns
A
Retailer 2
-
£2,800 GBP
$3,752 USD
View
Retailer 3
-
£2,822 GBP
$3,781 USD
View
Price last confirmed 18 days ago
A
Retailer 4
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£2,937 GBP
$3,935 USD
View
A
Retailer 5
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£3,286 GBP
HK$34,400 HKD
View
A
Retailer 6
-
£3,559 GBP
$4,768 USD
View
A
Retailer 7
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£3,755 GBP
View
A
Retailer 8
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£4,049 GBP
$5,425 USD
View
A
Retailer 9
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£4,299 GBP
View
A
Retailer 10
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£4,535 GBP
€5,787 EUR
View
Retailer 11
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£5,476 GBP
$7,337 USD
View
Price last confirmed 51 days ago
A
Retailer 12
-
£5,732 GBP
ZAR 124,069 ZAR
View
Retailer 13
-
£5,752 GBP
A$11,856 AUD
View
Price last confirmed 8 days ago
A
Retailer 14
-
£6,122 GBP
$8,203 USD
View
A
Retailer 15
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£6,790 GBP
$9,098 USD
View
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Retailer 16
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£7,060 GBP
$9,460 USD
View
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Retailer 17
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£7,190 GBP
View
A
Retailer 18
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£7,827 GBP
$10,488 USD
View
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Retailer 19
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£9,202 GBP
$12,330 USD
View
A
Retailer 20
-
£9,519 GBP
SGD 17,236 SGD
View
Most Expensive
A
Taylor and Hart
C58FED6 · Oct 30
£9,877 GBP
$13,234 USD
View
20 more retailers have this diamond
Prices start from £2,724 GBPSave up to £7,153 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
£2,724 GBP