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Cushion|Lab Grown|IGI

3.55ct J VS1 Cushion Lab Grown Diamond

J/VS1 • IGI LG843641448

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843641448

Diamond specifications and retailer prices

From £2,727 GBP
As of November 6, 2026
2 retailers carry this diamond
Most expensive: £5,045 GBP at Michael Trio · As of October 28, 2026
View at Michael Trio

About this 3.55ct lab-grown cushion diamond

This 3.55ct lab-grown cushion sits in the three to five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG843641448 or 843641448. Listed at 2 retailers as of November 6, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.55
Carat
J
Colour
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843641448
Dimensions9.88 × 8.42 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.88 mm8.42 mm3.55 ctJ / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843641448
Side View
Table 52.0%Crown 37.7°Girdle: MED-THKPavilion 41.5°Culet: LargeDepth 65.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: £5,045 GBP|Low: £2,727 GBP|High: £5,045 GBP|Avg: £3,886 GBP
Michael Trio
Retailer 2
October 28, 2026
Retailer 2£2,727 GBP
Michael Trio£5,045 GBP

2 data points across 2 retailers

2 retailers

B
Cheapest Retailer
-
£2,727 GBP
Most Expensive
Michael Trio
1783367877 · Oct 28
£5,045 GBP
SGD 9,125 SGD
View
Price last confirmed 9 days ago
1 more retailer has this diamond
Prices start from £2,727 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
3.55ct Cushion
£2,727 GBP