Cushion|Lab Grown|IGI

3.01ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG818674932

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

Certificate IGI LG818674932

Diamond specifications and retailer prices

From £383 GBP
$510 USD
As of October 28, 2026
Save £1,202 GBP (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,124 GBP at Brilliant Earth · As of September 19, 2026
View at Brilliant Earth

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 LG818674932 or 818674932. Listed at 19 retailers as of October 27, 2026, with a 314% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34°
Pavilion angle27.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818674932
Dimensions8.32 × 8.03 × 4.83 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.32 mm8.03 mm3.01 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818674932
Side View
Table 63.0%Crown 34°Girdle: STK-THKPavilion 27.8°Culet: NoneDepth 60.1%

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 28
Current: £895 GBP|Low: £383 GBP|High: £1,659 GBP|Avg: £939 GBP|-0.7%
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
October 29, 2026
Retailer 6£383 GBP
Retailer 4£424 GBP
Retailer 11£486 GBP
Retailer 13£507 GBP
Retailer 2£569 GBP
Retailer 9£642 GBP
Retailer 8£702 GBP
Retailer 1£895 GBP
Retailer 12£920 GBP
Retailer 5£948 GBP
Retailer 15£983 GBP
Retailer 7£1,508 GBP
Retailer 10£1,565 GBP
Retailer 14£1,585 GBP
Retailer 3£1,659 GBP

30 data points across 15 retailers

19 retailers£383 GBP to £1,585 GBP

A
Cheapest Retailer
-
£383 GBP
$510 USD
Final sale: no returns
A
Retailer 2
-
£424 GBP
$564 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
£486 GBP
View
A
Retailer 4
-
£507 GBP
$675 USD
View
B+
Retailer 5
-
£569 GBP
$758 USD
View
A
Retailer 6
-
£642 GBP
€814 EUR
View
A
Retailer 7
-
£702 GBP
View
A
Retailer 8
-
£895 GBP
A$1,834 AUD
View
A
Retailer 9
-
£920 GBP
ZAR 19,790 ZAR
View
A
Retailer 10
-
£948 GBP
$1,263 USD
View
A
Retailer 11
-
£983 GBP
$1,309 USD
View
B+
Retailer 12
-
£1,236 GBP
View
B+
Retailer 13
-
£1,345 GBP
SGD 2,420 SGD
View
B+
Retailer 14
-
£1,386 GBP
$1,846 USD
View
B+
Retailer 15
-
£1,508 GBP
$2,008 USD
View
B+
Retailer 16
-
£1,565 GBP
View
B+
Retailer 17
-
£1,585 GBP
$2,111 USD
View
B+
Retailer 18
-
£1,659 GBP
A$3,399 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
21093202A · Sep 19
£3,124 GBP
$4,160 USD
View
Price last confirmed 40 days ago
18 more retailers have this diamond
Prices start from £383 GBPSave up to £1,202 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
£383 GBP