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Radiant|Lab Grown|IGI

4.80ct G VS1 Radiant Lab Grown Diamond

VG • G/VS1 • IGI LG821654055

Certificate IGI LG821654055

Diamond specifications and retailer prices

From £1,903 GBP
$2,550 USD
As of October 30, 2026
Save £2,314 GBP (55%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £4,217 GBP at Zales · As of October 30, 2026
View at Zales

About this 4.8ct lab-grown radiant diamond

This 4.8ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG821654055 or 821654055. Listed at 4 retailers as of October 30, 2026, with prices from £1,903 to £4,217, a £2,314 spread on the same certified stone. Zales lists it at £4,217. 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

4.80
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG821654055
Dimensions12.38 × 8.80 × 5.78 mm
L/W Ratio1.41
Top View
12.38 mm8.80 mm4.80 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821654055
Side View
Table 69.0%CrownGirdle: ThinPavilionCulet: NoneDepth 65.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,903 GBP|Low: £1,903 GBP|High: £5,978 GBP|Avg: £3,544 GBP|-68.2%
Retailer 1
Retailer 2
Retailer 3
Zales
October 1, 2026
Retailer 1£1,903 GBP
Retailer 2£2,929 GBP
Retailer 3£4,217 GBP
Zales£4,217 GBP

3 data points across 4 retailers

4 retailers£1,903 GBP to £4,217 GBP

B+
Cheapest Retailer
-
£1,903 GBP
$2,550 USD
B
Retailer 2
-
£2,929 GBP
$3,925 USD
View
B
Retailer 3
-
£4,217 GBP
$5,650 USD
View
Most Expensive
B
Zales
529168456 · Oct 30
£4,217 GBP
$5,650 USD
View
3 more retailers have this diamond
Prices start from £1,903 GBPSave up to £2,314 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.

B+
4.80ct Radiant
£1,903 GBP