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Radiant|Lab Grown|IGI

0.96ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG638455809

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

Certificate IGI LG638455809

Diamond specifications and retailer prices

From £290 GBP
As of November 2, 2026
Save £69 GBP (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £359 GBP at MD Diamonds and Jewellers · As of November 2, 2026
View at MD Diamonds and Jewellers

About this 0.96ct lab-grown radiant diamond

This 0.96ct lab-grown radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG638455809 or 638455809. Listed at 2 retailers as of November 2, 2026, with prices from £290 to £359, a £69 spread on the same certified stone. MD Diamonds and Jewellers lists it at £359. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.96
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638455809
Dimensions7.05 × 4.87 × 3.25 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm4.87 mm0.96 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638455809
Side View
Table 66.0%Crown 41.1°Girdle: MediumPavilion 34.8°Culet: NoneDepth 66.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: £359 GBP|Low: £290 GBP|High: £359 GBP|Avg: £345 GBP
MD Diamonds and Jewellers
Retailer 2
September 26, 2026
Retailer 2£290 GBP
MD Diamonds and Jewellers£359 GBP

4 data points across 2 retailers

2 retailers£290 GBP to £359 GBP

B+
Cheapest Retailer
-
£290 GBP
Most Expensive
B
MD Diamonds and Jewellers
LG638455809 · Nov 2
£359 GBP
View
1 more retailer has this diamond
Prices start from £290 GBPSave up to £69 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+
0.96ct Radiant
£290 GBP