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Cushion|Lab Grown|IGI

3.51ct H VS2 Cushion Lab Grown Diamond

EX • H/VS2 • IGI LG638466914

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG638466914

Diamond specifications and retailer prices

From £709 GBP
$950 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: £709 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 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638466914 or 638466914. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.51
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638466914
Dimensions8.87 × 8.57 × 5.69 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.87 mm8.57 mm3.51 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638466914
Side View
Table 64.0%Crown 38.2°Girdle: MED-STKPavilion 37°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £709 GBP|Low: £678 GBP|High: £5,366 GBP|Avg: £2,051 GBP|+4.5%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 23, 2026
B2C Jewels£709 GBP
Retailer 2£870 GBP
Retailer 4£1,790 GBP
Retailer 5£2,104 GBP
Retailer 3£5,366 GBP

26 data points across 5 retailers

1 retailer

B+
B2C Jewels
24638513 · Nov 1
£709 GBP
$950 USD
View

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B+
3.51ct Cushion
£709 GBP