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Cushion|Lab Grown|IGI

4.51ct F VS2 Cushion Lab Grown Diamond

VG • F/VS2 • IGI LG652497322

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG652497322

Diamond specifications and retailer prices

From £927 GBP
$1,242 USD
As of November 1, 2026
2 retailers carry this diamond
Most expensive: £2,401 GBP at Novita Diamonds · As of July 4, 2026
View at Novita Diamonds

About this 4.51ct lab-grown cushion diamond

This 4.51ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG652497322 or 652497322. Listed at 2 retailers as of November 1, 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

4.51
Carat
F
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652497322
Dimensions10.58 × 8.46 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.58 mm8.46 mm4.51 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652497322
Side View
Table 64.0%Crown 38.3°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 70.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £2,401 GBP|Low: £887 GBP|High: £5,851 GBP|Avg: £2,555 GBP
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
September 23, 2026
Retailer 2£927 GBP
Retailer 5£994 GBP
Retailer 7£1,052 GBP
Retailer 3£1,192 GBP
Retailer 4£2,150 GBP
Novita Diamonds£2,401 GBP
Retailer 9£2,774 GBP
Retailer 6£5,657 GBP
Retailer 8£5,851 GBP

4 data points across 9 retailers

2 retailers

A
Cheapest Retailer
-
£927 GBP
$1,242 USD
Most Expensive
Novita Diamonds
cert_652497322 · Jul 4
£2,401 GBP
A$4,950 AUD
View
Price last confirmed 121 days ago
1 more retailer has this diamond
Prices start from £927 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
4.51ct Cushion
£927 GBP