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Cushion|Lab Grown|IGI

5.08ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG768630629

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768630629

Diamond specifications and retailer prices

From £5,468 GBP
$7,282 USD
As of October 29, 2026
Save £27,582 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £33,051 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.08ct lab-grown cushion diamond

This 5.08ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630629 or 768630629. Listed at 14 retailers as of October 29, 2026, with prices from £5,468 to £33,051, a £27,582 spread on the same certified stone. With Clarity lists it at £33,051. 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

5.08
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630629
Dimensions11.21 × 9.38 × 6.11 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
11.21 mm9.38 mm5.08 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630629
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 65.1%

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 29
Current: £10,588 GBP|Low: £5,468 GBP|High: £33,051 GBP|Avg: £12,584 GBP|-33.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
October 30, 2026
Retailer 11£5,468 GBP
Retailer 2£6,396 GBP
Retailer 3£6,651 GBP
Retailer 13£7,262 GBP
Retailer 6£7,526 GBP
Retailer 10£7,603 GBP
Retailer 8£10,281 GBP
Retailer 1£10,588 GBP
Retailer 4£11,171 GBP
Retailer 9£12,031 GBP
Retailer 7£12,432 GBP
Retailer 12£16,785 GBP
Retailer 5£20,864 GBP
With Clarity£33,051 GBP

39 data points across 14 retailers

14 retailers£5,468 GBP to £33,051 GBP

A
Cheapest Retailer
-
£5,468 GBP
$7,282 USD
A
Retailer 2
-
£6,396 GBP
$8,517 USD
View
A
Retailer 3
-
£6,651 GBP
HK$69,200 HKD
View
A
Retailer 4
-
£7,262 GBP
$9,671 USD
View
A
Retailer 5
-
£7,526 GBP
View
Retailer 6
-
£7,603 GBP
$10,125 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
£10,281 GBP
€13,039 EUR
View
A
Retailer 8
-
£10,588 GBP
$14,100 USD
View
A
Retailer 9
-
£11,171 GBP
$14,876 USD
View
B+
Retailer 10
-
£12,031 GBP
View
B+
Retailer 11
-
£12,432 GBP
ZAR 267,461 ZAR
View
B+
Retailer 12
-
£16,785 GBP
$22,352 USD
View
B
Retailer 13
-
£20,864 GBP
$27,784 USD
View
Most Expensive
B
With Clarity
768630629 · Oct 30
£33,051 GBP
$44,013 USD
View
13 more retailers have this diamond
Prices start from £5,468 GBPSave up to £27,582 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
5.08ct Cushion
£5,468 GBP