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Cushion|Lab Grown|IGI

3.05ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG772674157

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG772674157

Diamond specifications and retailer prices

From £1,619 GBP
As of November 4, 2026
Save £412 GBP (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,031 GBP at GemTrove · As of November 4, 2026
View at GemTrove

About this 3.05ct lab-grown cushion diamond

This 3.05ct 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 LG772674157 or 772674157. Listed at 3 retailers as of November 4, 2026, with prices from £1,619 to £2,031, a £412 spread on the same certified stone. GemTrove lists it at £2,031. 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

3.05
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle28.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772674157
Dimensions11.34 × 7.38 × 4.36 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.34 mm7.38 mm3.05 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772674157
Side View
Table 52.0%Crown 38°Girdle: MED-STKPavilion 28.6°Culet: LargeDepth 59.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: £2,031 GBP|Low: £1,619 GBP|High: £2,031 GBP|Avg: £1,816 GBP
GemTrove
Retailer 2
Retailer 3
November 4, 2026
Retailer 3£1,619 GBP
Retailer 2£1,803 GBP
GemTrove£2,031 GBP

10 data points across 3 retailers

3 retailers£1,619 GBP to £2,031 GBP

B+
Cheapest Retailer
-
£1,619 GBP
B+
Retailer 2
-
£1,803 GBP
View
Most Expensive
B
GemTrove
GT-L-01134569-98 · Nov 4
£2,031 GBP
A$4,218 AUD
View
2 more retailers have this diamond
Prices start from £1,619 GBPSave up to £412 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.

B+
3.05ct Cushion
£1,619 GBP