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Cushion|Lab Grown|IGI

1.63ct J VS1 Cushion Lab Grown Diamond

EX • J/VS1 • IGI LG400935002

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG400935002

Diamond specifications and retailer prices

From £1,401 GBP
$1,877 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £1,401 GBP at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.63ct lab-grown cushion diamond

This 1.63ct lab-grown cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG400935002 or 400935002. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG400935002
Dimensions7.59 × 6.58 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.59 mm6.58 mm1.63 ctJ / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG400935002
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 60.1%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 30
Current: £1,401 GBP|Low: £1,337 GBP|High: £1,743 GBP|Avg: £1,494 GBP|-19.6%
September 23, 2026
B2C Jewels£1,401 GBP

3 data points across 1 retailer

1 retailer

C
B2C Jewels
21317954 · Oct 30
£1,401 GBP
$1,877 USD
View

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C
1.63ct Cushion
£1,401 GBP