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Cushion|Lab Grown|IGI

3.04ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG719530936

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

Certificate IGI LG719530936

Diamond specifications and retailer prices

From £1,157 GBP
$1,550 USD
As of October 31, 2026
Save £5,150 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,306 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.04ct lab-grown cushion diamond

This 3.04ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG719530936 or 719530936. Listed at 17 retailers as of October 31, 2026, with prices from £1,157 to £6,306, a £5,150 spread on the same certified stone. Brilliant Earth lists it at £6,306. 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

3.04
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719530936
Dimensions8.43 × 8.19 × 5.19 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.43 mm8.19 mm3.04 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719530936
Side View
Table 59.0%Crown 36.8°Girdle: MED-STKPavilion 32.8°Culet: NoneDepth 63.4%

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: Oct 31
Current: £6,306 GBP|Low: £1,157 GBP|High: £7,545 GBP|Avg: £3,182 GBP|-15.4%
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
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Retailer 17
October 31, 2026
Retailer 16£1,157 GBP
Retailer 14£1,364 GBP
Retailer 4£1,414 GBP
Retailer 9£1,416 GBP
Retailer 11£1,691 GBP
Retailer 6£2,023 GBP
Retailer 10£2,193 GBP
Retailer 8£2,221 GBP
Retailer 15£2,309 GBP
Retailer 12£2,783 GBP
Retailer 3£2,889 GBP
Retailer 7£3,203 GBP
Retailer 13£3,442 GBP
Retailer 17£3,712 GBP
Retailer 5£4,215 GBP
Retailer 2£5,704 GBP
Brilliant Earth£6,306 GBP

33 data points across 17 retailers

17 retailers£1,157 GBP to £6,306 GBP

A
Cheapest Retailer
-
£1,157 GBP
$1,550 USD
Final sale: no returns
A
Retailer 2
-
£1,364 GBP
$1,827 USD
View
A
Retailer 3
-
£1,414 GBP
$1,895 USD
View
Retailer 4
-
£1,416 GBP
$1,897 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
£1,691 GBP
View
A
Retailer 6
-
£2,023 GBP
$2,710 USD
View
A
Retailer 7
-
£2,193 GBP
€2,798 EUR
View
A
Retailer 8
-
£2,221 GBP
$2,976 USD
View
A
Retailer 9
-
£2,309 GBP
$3,094 USD
View
A
Retailer 10
-
£2,783 GBP
ZAR 60,247 ZAR
View
A
Retailer 11
-
£2,889 GBP
View
Retailer 12
-
£3,203 GBP
A$6,603 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
£3,442 GBP
View
B+
Retailer 14
-
£3,712 GBP
$4,974 USD
View
B+
Retailer 15
-
£4,215 GBP
$5,647 USD
View
B
Retailer 16
-
£5,704 GBP
A$11,759 AUD
View
Most Expensive
B
Brilliant Earth
15488976A · Oct 31
£6,306 GBP
$8,450 USD
View
16 more retailers have this diamond
Prices start from £1,157 GBPSave up to £5,150 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
£1,157 GBP