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Cushion|Lab Grown|IGI

3.04ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG528241207

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG528241207

Diamond specifications and retailer prices

From £365 GBP
$489 USD
As of November 3, 2026
Save £1,160 GBP (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,525 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

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 LG528241207 or 528241207. Listed at 16 retailers as of November 1, 2026, with prices from £365 to £1,525, a £1,160 spread on the same certified stone. Rare Carat lists it at £1,525. 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 angle36.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528241207
Dimensions8.56 × 8.13 × 5.17 mm
L/W Ratio1.05
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
8.56 mm8.13 mm3.04 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528241207
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 63.6%

Caratlytics Score

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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 3
Current: £667 GBP|Low: £349 GBP|High: £1,486 GBP|Avg: £801 GBP|+6.4%
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
November 3, 2026
Retailer 4£365 GBP
Retailer 6£395 GBP
Retailer 14£439 GBP
Retailer 9£611 GBP
Retailer 10£628 GBP
Retailer 11£636 GBP
Retailer 1£667 GBP
Retailer 13£784 GBP
Retailer 12£853 GBP
Retailer 7£880 GBP
Retailer 3£1,283 GBP
Retailer 5£1,324 GBP
Retailer 2£1,454 GBP
Retailer 8£1,484 GBP

37 data points across 14 retailers

16 retailers£365 GBP to £1,525 GBP

A
Cheapest Retailer
-
£365 GBP
$489 USD
Final sale: no returns
Retailer 2
-
£395 GBP
$530 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
£439 GBP
HK$4,600 HKD
View
A
Retailer 4
-
£611 GBP
$820 USD
View
A
Retailer 5
-
£628 GBP
$842 USD
View
B+
Retailer 6
-
£636 GBP
$853 USD
View
Retailer 7
-
£647 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
£667 GBP
View
A
Retailer 9
-
£784 GBP
$1,052 USD
View
Retailer 10
-
£853 GBP
A$1,760 AUD
View
Price last confirmed 8 days ago
A
Retailer 11
-
£880 GBP
ZAR 19,064 ZAR
View
B+
Retailer 12
-
£1,283 GBP
SGD 2,326 SGD
View
B+
Retailer 13
-
£1,324 GBP
$1,775 USD
View
B+
Retailer 14
-
£1,454 GBP
$1,949 USD
View
B+
Retailer 15
-
£1,484 GBP
View
Most Expensive
B
Rare Carat
LA-2-8_l_528241207 · Nov 1
£1,525 GBP
$2,045 USD
View
15 more retailers have this diamond
Prices start from £365 GBPSave up to £1,160 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
£365 GBP