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Cushion|Lab Grown|IGI

5.01ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG823644820

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG823644820

Diamond specifications and retailer prices

From £650 GBP
HK$6,800 HKD
As of October 30, 2026
Save £2,291 GBP (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,941 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.01ct lab-grown cushion diamond

This 5.01ct 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 LG823644820 or 823644820. Listed at 16 retailers as of October 30, 2026, with prices from £650 to £2,941, a £2,291 spread on the same certified stone. Brilliant Earth lists it at £2,941. 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

5.01
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823644820
Dimensions11.37 × 8.77 × 5.82 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.37 mm8.77 mm5.01 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823644820
Side View
Table 59.0%Crown 33.7°Girdle: STK-VTKPavilion 32.2°Culet: NoneDepth 66.4%

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 30
Current: £2,941 GBP|Low: £554 GBP|High: £3,038 GBP|Avg: £1,622 GBP|-3.2%
Brilliant Earth
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
October 31, 2026
Retailer 7£554 GBP
Retailer 14£650 GBP
Retailer 5£709 GBP
Retailer 2£870 GBP
Retailer 4£937 GBP
Retailer 16£1,156 GBP
Retailer 17£1,171 GBP
Retailer 13£1,222 GBP
Retailer 12£1,317 GBP
Retailer 8£1,786 GBP
Retailer 10£1,892 GBP
Retailer 6£1,901 GBP
Retailer 9£1,981 GBP
Retailer 3£2,269 GBP
Retailer 15£2,422 GBP
Retailer 11£2,656 GBP
Brilliant Earth£2,941 GBP

32 data points across 17 retailers

16 retailers£650 GBP to £2,941 GBP

A
Cheapest Retailer
-
£650 GBP
HK$6,800 HKD
A
Retailer 2
-
£709 GBP
$950 USD
View
A
Retailer 3
-
£870 GBP
€1,110 EUR
View
B+
Retailer 4
-
£937 GBP
$1,255 USD
View
Retailer 5
-
£1,156 GBP
ZAR 25,015 ZAR
View
Price last confirmed 8 days ago
Retailer 6
-
£1,171 GBP
A$2,413 AUD
View
Price last confirmed 12 days ago
A
Retailer 7
-
£1,222 GBP
$1,637 USD
View
B+
Retailer 8
-
£1,317 GBP
$1,764 USD
View
B+
Retailer 9
-
£1,786 GBP
View
B+
Retailer 10
-
£1,892 GBP
SGD 3,426 SGD
View
Retailer 11
-
£1,901 GBP
$2,548 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
£1,981 GBP
$2,654 USD
View
Retailer 13
-
£2,269 GBP
$3,040 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
£2,422 GBP
View
B
Retailer 15
-
£2,656 GBP
$3,559 USD
View
Most Expensive
B
Brilliant Earth
20868389A · Oct 31
£2,941 GBP
$3,940 USD
View
15 more retailers have this diamond
Prices start from £650 GBPSave up to £2,291 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
5.01ct Cushion
£650 GBP