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Radiant|Lab Grown|IGI

0.49ct F VS1 Radiant Lab Grown Diamond

VG • F/VS1 • IGI LG646455542

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

Certificate IGI LG646455542

Diamond specifications and retailer prices

From £261 GBP
As of October 29, 2026
Save £117 GBP (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £378 GBP at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 0.49ct lab-grown radiant diamond

This 0.49ct lab-grown radiant sits in the sub-half-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG646455542 or 646455542. Listed at 2 retailers as of October 29, 2026, with prices from £261 to £378, a £117 spread on the same certified stone. Diamond Quarter lists it at £378. 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

0.49
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle41.3°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646455542
Dimensions5.42 × 3.64 × 2.70 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.42 mm3.64 mm0.49 ctF / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG646455542
Side View
Table 64.0%Crown 41.3°Girdle: MED-STKPavilion 30.5°Culet: NoneDepth 74.2%

Caratlytics Score

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

Last verified: Oct 29
Current: £388 GBP|Low: £73 GBP|High: £728 GBP|Avg: £275 GBP|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
March 23, 2026
Retailer 4£74 GBP
Retailer 7£104 GBP
Retailer 9£149 GBP
Retailer 6£167 GBP
Retailer 3£172 GBP
Retailer 2£178 GBP
Retailer 10£261 GBP
Retailer 1£388 GBP
Retailer 5£424 GBP
Retailer 8£478 GBP

47 data points across 10 retailers

2 retailers£261 GBP to £378 GBP

B+
Cheapest Retailer
-
£261 GBP
Most Expensive
B
Diamond Quarter
0.49VS1FLG42AB22N · Oct 31
£378 GBP
View
1 more retailer has this diamond
Prices start from £261 GBPSave up to £117 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+
0.49ct Radiant
£261 GBP