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Cushion|Lab Grown|IGI

3.56ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG847673331

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847673331

Diamond specifications and retailer prices

From £732 GBP
As of October 30, 2026
Save £2,082 GBP (74%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,814 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.56ct lab-grown cushion diamond

This 3.56ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847673331 or 847673331. Listed at 4 retailers as of October 29, 2026, with prices from £732 to £2,814, a £2,082 spread on the same certified stone. Brilliant Earth lists it at £2,814. 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

3.56
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847673331
Dimensions10.82 × 8.01 × 5.29 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
10.82 mm8.01 mm3.56 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847673331
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 35.7°CuletDepth 66.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £2,814 GBP|Low: £732 GBP|High: £2,814 GBP|Avg: £1,770 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3£732 GBP
Retailer 2£781 GBP
Retailer 4£1,750 GBP
Brilliant Earth£2,814 GBP

3 data points across 4 retailers

4 retailers£732 GBP to £2,814 GBP

A
Cheapest Retailer
-
£732 GBP
B+
Retailer 2
-
£781 GBP
$1,046 USD
View
B+
Retailer 3
-
£1,750 GBP
$2,345 USD
View
Most Expensive
B
Brilliant Earth
22347346Y · Oct 29
£2,814 GBP
$3,770 USD
View
3 more retailers have this diamond
Prices start from £732 GBPSave up to £2,082 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
3.56ct Cushion
£732 GBP