Cushion|Lab Grown|IGI

4.58ct F VS2 Cushion Lab Grown Diamond

ID • F/VS2 • IGI LG846689532

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846689532

Diamond specifications and retailer prices

From £812 GBP
HK$8,500 HKD
As of October 30, 2026
Save £1,536 GBP (65%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,896 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 4.58ct lab-grown cushion diamond

This 4.58ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846689532 or 846689532. Listed at 6 retailers as of October 27, 2026, with a 189% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.58
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846689532
Dimensions11.60 × 8.72 × 5.88 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm8.72 mm4.58 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846689532
Side View
Table 62.0%Crown 32.8°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,896 GBP|Low: £755 GBP|High: £2,896 GBP|Avg: £1,855 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 4£784 GBP
Retailer 2£812 GBP
Retailer 5£1,056 GBP
Retailer 3£2,348 GBP
Retailer 6£2,576 GBP
Brilliant Earth£2,896 GBP

6 data points across 6 retailers

6 retailers£812 GBP to £2,348 GBP

Retailer 1
-
£784 GBP
$1,050 USD
Price last confirmed 10 days ago
A
Retailer 2
-
£812 GBP
HK$8,500 HKD
View
Retailer 3
-
£1,056 GBP
$1,415 USD
View
Price last confirmed 11 days ago
B
Retailer 4
-
£2,348 GBP
SGD 4,252 SGD
View
Retailer 5
-
£2,576 GBP
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
22148185A · Oct 21
£2,896 GBP
$3,880 USD
View
Price last confirmed 11 days ago
5 more retailers have this diamond
Prices start from £812 GBPSave up to £1,536 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
4.58ct Cushion
£812 GBP