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Cushion|Lab Grown|IGI

5.06ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG737538992

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG737538992

Diamond specifications and retailer prices

From £4,041 GBP
$5,414 USD
As of October 30, 2026
Save £18,863 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £22,903 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.06ct lab-grown cushion diamond

This 5.06ct 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 LG737538992 or 737538992. Listed at 21 retailers as of October 30, 2026, with prices from £4,041 to £22,903, a £18,863 spread on the same certified stone. With Clarity lists it at £22,903. 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

5.06
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737538992
Dimensions11.46 × 9.25 × 6.10 mm
L/W Ratio1.24
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
11.46 mm9.25 mm5.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737538992
Side View
Table 58.0%Crown 33.6°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 65.9%

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 30
Current: £4,041 GBP|Low: £4,041 GBP|High: £22,903 GBP|Avg: £9,134 GBP
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
With Clarity
October 30, 2026
Retailer 1£4,041 GBP
Retailer 3£4,147 GBP
Retailer 7£4,885 GBP
Retailer 2£5,417 GBP
Retailer 14£5,492 GBP
Retailer 16£6,074 GBP
Retailer 4£7,125 GBP
Retailer 9£7,590 GBP
Retailer 10£8,077 GBP
Retailer 17£8,727 GBP
Retailer 5£9,990 GBP
Retailer 6£10,205 GBP
Retailer 11£11,038 GBP
Retailer 12£11,942 GBP
Retailer 8£13,848 GBP
Retailer 15£15,416 GBP
Retailer 13£15,684 GBP
With Clarity£22,903 GBP

36 data points across 18 retailers

21 retailers£4,041 GBP to £22,903 GBP

A
Cheapest Retailer
-
£4,041 GBP
$5,414 USD
A
Retailer 2
-
£4,147 GBP
$5,557 USD
View
Final sale: no returns
A
Retailer 3
-
£4,885 GBP
$6,545 USD
View
A
Retailer 4
-
£5,417 GBP
HK$56,700 HKD
View
A
Retailer 5
-
£5,492 GBP
View
A
Retailer 6
-
£6,074 GBP
View
A
Retailer 7
-
£6,810 GBP
$9,124 USD
View
A
Retailer 8
-
£7,125 GBP
€9,092 EUR
View
A
Retailer 9
-
£7,590 GBP
$10,170 USD
View
Retailer 10
-
£7,745 GBP
$10,378 USD
View
Price last confirmed 82 days ago
A
Retailer 11
-
£8,077 GBP
$10,822 USD
View
A
Retailer 12
-
£8,727 GBP
ZAR 188,901 ZAR
View
A
Retailer 13
-
£9,990 GBP
View
Retailer 14
-
£10,205 GBP
A$21,037 AUD
View
Price last confirmed 8 days ago
A
Retailer 15
-
£11,038 GBP
$14,790 USD
View
B+
Retailer 16
-
£11,942 GBP
$16,002 USD
View
B+
Retailer 17
-
£13,293 GBP
$17,811 USD
View
Retailer 18
-
£13,848 GBP
A$28,545 AUD
View
Price last confirmed 22 days ago
B+
Retailer 19
-
£15,416 GBP
$20,656 USD
View
B+
Retailer 20
-
£15,684 GBP
SGD 28,398 SGD
View
Most Expensive
B
With Clarity
737538992 · Oct 30
£22,903 GBP
$30,688 USD
View
20 more retailers have this diamond
Prices start from £4,041 GBPSave up to £18,863 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
5.06ct Cushion
£4,041 GBP