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Cushion|Lab Grown|IGI

3.01ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG817664390

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

Certificate IGI LG817664390

Diamond specifications and retailer prices

From £539 GBP
$718 USD
As of October 28, 2026
Save £4,364 GBP (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £4,904 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817664390 or 817664390. Listed at 19 retailers as of October 28, 2026, with prices from £539 to £4,904, a £4,364 spread on the same certified stone. Do Amore Diamonds lists it at £4,904. 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

3.01
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.5°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817664390
Dimensions8.62 × 8.34 × 5.34 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.62 mm8.34 mm3.01 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817664390
Side View
Table 65.0%Crown 30.5°Girdle: THK-VTKPavilion 38.9°Culet: NoneDepth 64.0%

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 28
Current: £4,904 GBP|Low: £539 GBP|High: £5,031 GBP|Avg: £1,515 GBP|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 29, 2026
Retailer 7£539 GBP
Retailer 16£559 GBP
Retailer 15£650 GBP
Retailer 12£758 GBP
Retailer 17£767 GBP
Retailer 5£790 GBP
Retailer 6£844 GBP
Retailer 2£987 GBP
Retailer 8£1,042 GBP
Retailer 14£1,394 GBP
Retailer 11£1,434 GBP
Retailer 3£1,799 GBP
Retailer 4£1,907 GBP
Retailer 18£1,923 GBP
Retailer 10£1,941 GBP
Retailer 9£2,211 GBP
Retailer 13£2,428 GBP
Do Amore Diamonds£4,904 GBP

30 data points across 18 retailers

19 retailers£539 GBP to £4,904 GBP

A
Cheapest Retailer
-
£539 GBP
$718 USD
Final sale: no returns
Retailer 2
-
£559 GBP
$745 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
£650 GBP
$865 USD
View
A
Retailer 4
-
£758 GBP
View
A
Retailer 5
-
£767 GBP
$1,022 USD
View
A
Retailer 6
-
£790 GBP
$1,052 USD
View
A
Retailer 7
-
£844 GBP
$1,124 USD
View
A
Retailer 8
-
£987 GBP
View
Retailer 9
-
£1,042 GBP
$1,388 USD
View
Price last confirmed 16 days ago
Retailer 10
-
£1,394 GBP
A$2,855 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£1,434 GBP
ZAR 30,847 ZAR
View
Retailer 12
-
£1,799 GBP
A$3,685 AUD
View
Price last confirmed 24 days ago
B
Retailer 13
-
£1,907 GBP
$2,540 USD
View
B
Retailer 14
-
£1,923 GBP
View
B
Retailer 15
-
£1,941 GBP
$2,585 USD
View
B
Retailer 16
-
£2,211 GBP
$2,945 USD
View
B
Retailer 17
-
£2,428 GBP
View
B
Retailer 18
-
£4,280 GBP
$5,700 USD
View
Most Expensive
B
Do Amore Diamonds
23-817664390 · Oct 29
£4,904 GBP
$6,530 USD
View
18 more retailers have this diamond
Prices start from £539 GBPSave up to £4,364 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
3.01ct Cushion
£539 GBP