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Cushion|Lab Grown|IGI

3.06ct G VVS1 Cushion Lab Grown Diamond

EX • G/VVS1 • IGI LG848616843

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG848616843

Diamond specifications and retailer prices

From £387 GBP
As of November 4, 2026
Save £343 GBP (47%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £731 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG848616843 or 848616843. Listed at 2 retailers as of November 4, 2026, with prices from £387 to £731, a £343 spread on the same certified stone. 77 Diamonds lists it at £731. 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
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848616843
Dimensions10.19 × 7.51 × 5.04 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.19 mm7.51 mm3.06 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848616843
Side View
Table 63.0%Crown 36.8°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £731 GBP|Low: £387 GBP|High: £752 GBP|Avg: £611 GBP|-2.6%
77 Diamonds
Retailer 2
November 5, 2026
Retailer 2£387 GBP
77 Diamonds£731 GBP

12 data points across 2 retailers

2 retailers£387 GBP to £731 GBP

A
Cheapest Retailer
-
£387 GBP
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSTVSPAKRPPTT · Nov 5
£731 GBP
View
1 more retailer has this diamond
Prices start from £387 GBPSave up to £343 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
£387 GBP