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Radiant|Lab Grown|IGI

4.73ct H VS1 Radiant Lab Grown Diamond

EX • H/VS1 • IGI LG844632423

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

Certificate IGI LG844632423

Diamond specifications and retailer prices

From £396 GBP
$531 USD
As of November 1, 2026
Save £4,321 GBP (92%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,717 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 4.73ct lab-grown radiant diamond

This 4.73ct 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 LG844632423 or 844632423. Listed at 3 retailers as of October 26, 2026, with prices from £396 to £4,717, a £4,321 spread on the same certified stone. Brilliant Earth lists it at £4,717. 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

4.73
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844632423
Dimensions11.53 × 8.30 × 5.65 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm8.30 mm4.73 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844632423
Side View
Table 64.0%Crown 43.1°Girdle: MediumPavilion 38°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £4,717 GBP|Low: £390 GBP|High: £4,717 GBP|Avg: £2,213 GBP
Brilliant Earth
Retailer 2
Retailer 3
October 27, 2026
Retailer 2£396 GBP
Retailer 3£758 GBP
Brilliant Earth£4,717 GBP

14 data points across 3 retailers

3 retailers£396 GBP to £4,717 GBP

A
Cheapest Retailer
-
£396 GBP
$531 USD
Final sale: no returns
A
Retailer 2
-
£758 GBP
View
Most Expensive
B
Brilliant Earth
21829679A · Oct 26
£4,717 GBP
$6,320 USD
View
2 more retailers have this diamond
Prices start from £396 GBPSave up to £4,321 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
4.73ct Radiant
£396 GBP