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Cushion|Lab Grown|IGI

3.02ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG570375898

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG570375898

Diamond specifications and retailer prices

From £496 GBP
As of November 4, 2026
Save £3,586 GBP (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £4,082 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.02ct lab-grown cushion diamond

This 3.02ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG570375898 or 570375898. Listed at 16 retailers as of November 4, 2026, with prices from £496 to £4,082, a £3,586 spread on the same certified stone. Brilliant Earth lists it at £4,082. 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

3.02
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570375898
Dimensions7.65 × 9.30 × 5.05 mm
L/W Ratio1.22
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
7.65 mm9.30 mm3.02 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570375898
Side View
Table 57.0%Crown 34.3°Girdle: STK-VTKPavilion 32.4°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £4,082 GBP|Low: £439 GBP|High: £4,207 GBP|Avg: £1,380 GBP
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 5, 2026
Retailer 5£496 GBP
Retailer 14£549 GBP
Retailer 8£644 GBP
Retailer 4£750 GBP
Retailer 13£842 GBP
Retailer 2£850 GBP
Retailer 15£914 GBP
Retailer 11£1,160 GBP
Retailer 9£1,192 GBP
Retailer 3£1,603 GBP
Retailer 12£1,753 GBP
Retailer 7£1,776 GBP
Retailer 6£1,824 GBP
Retailer 10£2,384 GBP
Brilliant Earth£4,082 GBP

42 data points across 15 retailers

16 retailers£496 GBP to £4,082 GBP

A
Cheapest Retailer
-
£496 GBP
Final sale: no returns
Retailer 2
-
£549 GBP
View
Price last confirmed 20 days ago
A
Retailer 3
-
£644 GBP
View
A
Retailer 4
-
£750 GBP
View
A
Retailer 5
-
£842 GBP
View
A
Retailer 6
-
£850 GBP
View
A
Retailer 7
-
£914 GBP
View
B+
Retailer 8
-
£1,160 GBP
View
B+
Retailer 9
-
£1,192 GBP
View
B+
Retailer 10
-
£1,603 GBP
View
B+
Retailer 11
-
£1,753 GBP
View
B+
Retailer 12
-
£1,776 GBP
View
B
Retailer 13
-
£1,824 GBP
View
B
Retailer 14
-
£1,982 GBP
View
B
Retailer 15
-
£2,384 GBP
View
Most Expensive
B
Brilliant Earth
19068871A · Nov 4
£4,082 GBP
$5,510 USD
View
15 more retailers have this diamond
Prices start from £496 GBPSave up to £3,586 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
3.02ct Cushion
£496 GBP