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Cushion|Lab Grown|IGI

3.04ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG522239721

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG522239721

Diamond specifications and retailer prices

From £471 GBP
As of November 6, 2026
Save £1,793 GBP (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,264 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 3.04ct lab-grown cushion diamond

This 3.04ct 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 LG522239721 or 522239721. Listed at 9 retailers as of November 3, 2026, with prices from £471 to £2,264, a £1,793 spread on the same certified stone. MOH London lists it at £2,264. 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

3.04
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522239721
Dimensions8.84 × 8.06 × 5.39 mm
L/W Ratio1.10
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
8.84 mm8.06 mm3.04 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522239721
Side View
Table 61.5%Crown 39.2°Girdle: MED-STKPavilion 38°Culet: NoneDepth 66.9%

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: £2,264 GBP|Low: £449 GBP|High: £2,291 GBP|Avg: £1,047 GBP|+8.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8£471 GBP
Retailer 6£521 GBP
Retailer 3£620 GBP
Retailer 7£728 GBP
Retailer 5£803 GBP
Retailer 2£805 GBP
Retailer 4£1,987 GBP
MOH London£2,264 GBP

43 data points across 8 retailers

9 retailers£471 GBP to £2,264 GBP

A
Cheapest Retailer
-
£471 GBP
Final sale: no returns
Retailer 2
-
£521 GBP
View
Price last confirmed 21 days ago
A
Retailer 3
-
£620 GBP
View
A
Retailer 4
-
£728 GBP
View
A
Retailer 5
-
£803 GBP
View
A
Retailer 6
-
£805 GBP
View
B
Retailer 7
-
£1,606 GBP
View
B
Retailer 8
-
£1,987 GBP
View
Most Expensive
B
MOH London
LG522239721 · Nov 3
£2,264 GBP
View
8 more retailers have this diamond
Prices start from £471 GBPSave up to £1,793 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
3.04ct Cushion
£471 GBP