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Cushion|Lab Grown|IGI

3.10ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG847643376

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847643376

Diamond specifications and retailer prices

From £530 GBP
$711 USD
As of November 1, 2026
Save £2,458 GBP (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,988 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.1ct lab-grown cushion diamond

This 3.1ct 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 LG847643376 or 847643376. Listed at 3 retailers as of November 1, 2026, with prices from £530 to £2,988, a £2,458 spread on the same certified stone. Rare Carat lists it at £2,988. 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

3.10
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847643376
Dimensions9.87 × 7.66 × 5.14 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.87 mm7.66 mm3.10 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847643376
Side View
Table 63.0%Crown 36.7°Girdle: MED-STKPavilion 35.8°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 1
Current: £2,988 GBP|Low: £530 GBP|High: £2,988 GBP|Avg: £1,010 GBP
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£530 GBP
Retailer 2£904 GBP
Rare Carat£2,988 GBP

12 data points across 3 retailers

3 retailers£530 GBP to £2,988 GBP

A
Cheapest Retailer
-
£530 GBP
$711 USD
Final sale: no returns
A
Retailer 2
-
£904 GBP
View
Most Expensive
B
Rare Carat
847643376 · Nov 1
£2,988 GBP
$4,010 USD
View
2 more retailers have this diamond
Prices start from £530 GBPSave up to £2,458 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
3.10ct Cushion
£530 GBP