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Radiant|Lab Grown|IGI

3.18ct E VVS1 Radiant Lab Grown Diamond

E/VVS1 • IGI LG743539529

Certificate IGI LG743539529

Diamond specifications and retailer prices

From £2,989 GBP
$3,980 USD
As of October 30, 2026
Save £2,005 GBP (40%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,994 GBP at Zales · As of October 28, 2026
View at Zales

About this 3.18ct lab-grown radiant diamond

This 3.18ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included) and certified by IGI LG743539529 or 743539529. Listed at 3 retailers as of October 28, 2026, with prices from £2,989 to £4,994, a £2,005 spread on the same certified stone. Zales lists it at £4,994. 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

3.18
Carat
E
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG743539529
Dimensions9.81 × 7.73 mm
L/W Ratio1.27
Top View
9.81 mm7.73 mm3.18 ctE / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743539529
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 66.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,989 GBP|Low: £2,989 GBP|High: £5,692 GBP|Avg: £5,015 GBP|-31.6%
Retailer 1
Retailer 2
Zales
September 28, 2026
Retailer 1£2,989 GBP
Retailer 2£4,994 GBP
Zales£4,994 GBP

6 data points across 3 retailers

3 retailers£2,989 GBP to £4,994 GBP

B
Cheapest Retailer
-
£2,989 GBP
$3,980 USD
C
Retailer 2
-
£4,994 GBP
$6,650 USD
View
Most Expensive
C
Zales
526530945 · Oct 28
£4,994 GBP
$6,650 USD
View
2 more retailers have this diamond
Prices start from £2,989 GBPSave up to £2,005 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
3.18ct Radiant
£2,989 GBP