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Cushion|Lab Grown|IGI

3.05ct K VS2 Cushion Lab Grown Diamond

ID • K/VS2 • IGI LG847617651

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG847617651

Diamond specifications and retailer prices

From £1,053 GBP
As of November 5, 2026
Save £265 GBP (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,319 GBP at Loose Grown Diamond · As of November 4, 2026
View at Loose Grown Diamond

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847617651 or 847617651. Listed at 2 retailers as of November 4, 2026, with prices from £1,053 to £1,319, a £265 spread on the same certified stone. Loose Grown Diamond lists it at £1,319. 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
K
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847617651
Dimensions8.48 × 8.37 × 6.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Brown
Top View
8.48 mm8.37 mm3.05 ctK / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847617651
Side View
Table 43.0%Crown 41.9°Girdle: MED-THKPavilion 42°Culet: LargeDepth 72.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £1,319 GBP|Low: £1,053 GBP|High: £1,319 GBP|Avg: £1,230 GBP
Loose Grown Diamond
Retailer 2
November 3, 2026
Retailer 2£1,053 GBP
Loose Grown Diamond£1,319 GBP

2 data points across 2 retailers

2 retailers£1,053 GBP to £1,319 GBP

B+
Cheapest Retailer
-
£1,053 GBP
Most Expensive
B+
Loose Grown Diamond
847617651 · Nov 4
£1,319 GBP
$1,765 USD
View
1 more retailer has this diamond
Prices start from £1,053 GBPSave up to £265 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
£1,053 GBP