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Cushion|Lab Grown|IGI

3.06ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG843690536

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843690536

Diamond specifications and retailer prices

From £779 GBP
As of November 4, 2026
Save £2,666 GBP (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,446 GBP at Frank Darling · As of November 4, 2026
View at Frank Darling

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843690536 or 843690536. Listed at 6 retailers as of November 4, 2026, with prices from £779 to £3,446, a £2,666 spread on the same certified stone. Frank Darling lists it at £3,446. 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

3.06
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843690536
Dimensions10.19 × 7.54 × 5.10 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.19 mm7.54 mm3.06 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843690536
Side View
Table 63.0%Crown 34.7°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 67.6%

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 4
Current: £3,446 GBP|Low: £779 GBP|High: £3,446 GBP|Avg: £1,846 GBP
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3£779 GBP
Retailer 6£967 GBP
Retailer 2£1,020 GBP
Retailer 5£1,755 GBP
Retailer 7£2,304 GBP
Retailer 4£2,904 GBP
Frank Darling£3,446 GBP

8 data points across 7 retailers

6 retailers£779 GBP to £3,446 GBP

A
Cheapest Retailer
-
£779 GBP
A
Retailer 2
-
£1,020 GBP
View
B+
Retailer 3
-
£1,755 GBP
View
Retailer 4
-
£2,304 GBP
View
Price last confirmed 22 days ago
B
Retailer 5
-
£2,904 GBP
View
Most Expensive
B
Frank Darling
100757045739KD · Nov 4
£3,446 GBP
$4,652 USD
View
5 more retailers have this diamond
Prices start from £779 GBPSave up to £2,666 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
3.06ct Cushion
£779 GBP