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Radiant|Lab Grown|IGI

4.58ct H VS1 Radiant Lab Grown Diamond

EX • H/VS1 • IGI LG685518413

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG685518413

Diamond specifications and retailer prices

From £1,025 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: £1,025 GBP at Diamond Quarter
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 Diamond Quarter

About this 4.58ct lab-grown radiant diamond

This 4.58ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685518413 or 685518413. Listed at a single retailer as of October 31, 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

4.58
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685518413
Dimensions11.65 × 8.07 × 5.45 mm
L/W Ratio1.44
Top View
11.65 mm8.07 mm4.58 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685518413
Side View
Table 65.0%Crown 46.8°Girdle: MediumPavilion 34.9°CuletDepth 67.5%

Caratlytics Score

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

Last verified: Oct 31
Current: £1,025 GBP|Low: £1,025 GBP|High: £1,025 GBP|Avg: £1,025 GBP
September 26, 2026
Diamond Quarter£1,025 GBP

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
4.58VS1HLG1329AAN · Oct 31
£1,025 GBP
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B+
4.58ct Radiant
£1,025 GBP