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Cushion|Lab Grown|IGI

3.04ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG811699596

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

Certificate IGI LG811699596

Diamond specifications and retailer prices

From £303 GBP
$407 USD
As of November 1, 2026
Save £1,717 GBP (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,021 GBP at Brilliant Earth · As of November 2, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811699596 or 811699596. Listed at 15 retailers as of November 1, 2026, with prices from £303 to £2,021, a £1,717 spread on the same certified stone. Brilliant Earth lists it at £2,021. 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811699596
Dimensions8.53 × 8.19 × 5.42 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
8.53 mm8.19 mm3.04 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811699596
Side View
Table 60.0%Crown 34.4°Girdle: STK-VTKPavilion 38.2°Culet: NoneDepth 66.2%

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 1
Current: £2,021 GBP|Low: £303 GBP|High: £2,274 GBP|Avg: £829 GBP|-11.1%
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
November 3, 2026
Retailer 5£303 GBP
Retailer 6£336 GBP
Retailer 7£405 GBP
Retailer 12£447 GBP
Retailer 15£570 GBP
Retailer 8£589 GBP
Retailer 2£605 GBP
Retailer 11£710 GBP
Retailer 9£731 GBP
Retailer 14£765 GBP
Retailer 13£788 GBP
Retailer 4£1,109 GBP
Retailer 3£1,268 GBP
Retailer 10£1,312 GBP
Brilliant Earth£2,021 GBP

42 data points across 15 retailers

15 retailers£303 GBP to £2,021 GBP

A
Cheapest Retailer
-
£303 GBP
$407 USD
Final sale: no returns
Retailer 2
-
£336 GBP
$450 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£405 GBP
$543 USD
View
A
Retailer 4
-
£447 GBP
$600 USD
View
A
Retailer 5
-
£570 GBP
$765 USD
View
A
Retailer 6
-
£589 GBP
€752 EUR
View
A
Retailer 7
-
£605 GBP
View
A
Retailer 8
-
£710 GBP
A$1,464 AUD
View
A
Retailer 9
-
£731 GBP
ZAR 15,840 ZAR
View
A
Retailer 10
-
£765 GBP
$1,026 USD
View
A
Retailer 11
-
£788 GBP
$1,057 USD
View
B+
Retailer 12
-
£1,109 GBP
$1,487 USD
View
B+
Retailer 13
-
£1,268 GBP
$1,700 USD
View
B+
Retailer 14
-
£1,312 GBP
View
Most Expensive
B
Brilliant Earth
20960987A · Nov 2
£2,021 GBP
$2,710 USD
View
14 more retailers have this diamond
Prices start from £303 GBPSave up to £1,717 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
£303 GBP