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Cushion|Lab Grown|IGI

5.00ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG754575921

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG754575921

Diamond specifications and retailer prices

From £514 GBP
As of November 1, 2026
Save £1,721 GBP (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,235 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5ct lab-grown cushion diamond

This 5ct lab-grown cushion sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754575921 or 754575921. Listed at 10 retailers as of October 31, 2026, with prices from £514 to £2,235, a £1,721 spread on the same certified stone. With Clarity lists it at £2,235. 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

5.00
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754575921
Dimensions9.99 × 9.81 × 6.61 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.99 mm9.81 mm5.00 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754575921
Side View
Table 63.0%Crown 36.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 67.4%

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: Nov 1
Current: £514 GBP|Low: £514 GBP|High: £2,915 GBP|Avg: £1,251 GBP|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 1, 2026
Retailer 1£514 GBP
Retailer 7£554 GBP
Retailer 6£601 GBP
Retailer 4£759 GBP
Retailer 10£771 GBP
Retailer 5£946 GBP
Retailer 8£948 GBP
Retailer 2£1,106 GBP
Retailer 9£1,169 GBP
Retailer 11£1,620 GBP
With Clarity£2,235 GBP
Retailer 3£2,915 GBP

6 data points across 12 retailers

10 retailers£514 GBP to £2,235 GBP

A
Cheapest Retailer
-
£514 GBP
A
Retailer 2
-
£554 GBP
HK$5,800 HKD
View
A
Retailer 3
-
£601 GBP
$805 USD
View
A
Retailer 4
-
£759 GBP
€969 EUR
View
B+
Retailer 5
-
£771 GBP
$1,033 USD
View
A
Retailer 6
-
£946 GBP
A$1,950 AUD
View
A
Retailer 7
-
£948 GBP
ZAR 20,519 ZAR
View
A
Retailer 8
-
£1,169 GBP
$1,566 USD
View
B+
Retailer 9
-
£1,620 GBP
$2,171 USD
View
Most Expensive
B
With Clarity
754575921 · Oct 31
£2,235 GBP
$2,994 USD
View
9 more retailers have this diamond
Prices start from £514 GBPSave up to £1,721 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
5.00ct Cushion
£514 GBP