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Cushion|Lab Grown|IGI

3.01ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG526268890

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG526268890

Diamond specifications and retailer prices

From £466 GBP
As of November 6, 2026
Save £1,776 GBP (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,242 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526268890 or 526268890. Listed at 12 retailers as of November 3, 2026, with prices from £466 to £2,242, a £1,776 spread on the same certified stone. MOH London lists it at £2,242. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526268890
Dimensions7.87 × 8.02 × 5.06 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.87 mm8.02 mm3.01 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526268890
Side View
Table 63.0%Crown 32.1°Girdle: STK-THKPavilion 30.8°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
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: Nov 6
Current: £2,242 GBP|Low: £445 GBP|High: £2,270 GBP|Avg: £1,147 GBP|+8.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10£466 GBP
Retailer 6£516 GBP
Retailer 4£616 GBP
Retailer 9£722 GBP
Retailer 7£796 GBP
Retailer 2£797 GBP
Retailer 8£835 GBP
Retailer 3£1,674 GBP
Retailer 11£1,744 GBP
Retailer 5£1,965 GBP
MOH London£2,242 GBP

44 data points across 11 retailers

12 retailers£466 GBP to £2,242 GBP

A
Cheapest Retailer
-
£466 GBP
Final sale: no returns
Retailer 2
-
£516 GBP
View
Price last confirmed 21 days ago
A
Retailer 3
-
£616 GBP
View
A
Retailer 4
-
£722 GBP
View
A
Retailer 5
-
£796 GBP
View
A
Retailer 6
-
£797 GBP
View
B+
Retailer 7
-
£835 GBP
View
B
Retailer 8
-
£1,597 GBP
View
B
Retailer 9
-
£1,674 GBP
View
B
Retailer 10
-
£1,744 GBP
View
B
Retailer 11
-
£1,965 GBP
View
Most Expensive
B
MOH London
LG526268890 · Nov 3
£2,242 GBP
View
11 more retailers have this diamond
Prices start from £466 GBPSave up to £1,776 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
£466 GBP