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Radiant|Lab Grown|IGI

0.97ct F SI1 Radiant Lab Grown Diamond

F/SI1 • IGI LG613358951

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

Certificate IGI LG613358951

Diamond specifications and retailer prices

From £299 GBP
As of November 2, 2026
Save £75 GBP (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £374 GBP at MD Diamonds and Jewellers · As of November 2, 2026
View at MD Diamonds and Jewellers

About this 0.97ct lab-grown radiant diamond

This 0.97ct lab-grown radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included) and certified by IGI LG613358951 or 613358951. Listed at 2 retailers as of November 2, 2026, with prices from £299 to £374, a £75 spread on the same certified stone. MD Diamonds and Jewellers lists it at £374. 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

0.97
Carat
F
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613358951
Dimensions6.92 × 4.85 × 3.27 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.92 mm4.85 mm0.97 ctF / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613358951
Side View
Table 63.0%Crown 46.6°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 67.4%

Caratlytics Score

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

Last verified: Nov 2
Current: £374 GBP|Low: £374 GBP|High: £374 GBP|Avg: £374 GBP
December 30, 2025
MD Diamonds and Jewellers£374 GBP

3 data points across 1 retailer

2 retailers£299 GBP to £374 GBP

B+
Cheapest Retailer
-
£299 GBP
Most Expensive
B
MD Diamonds and Jewellers
LG613358951 · Nov 2
£374 GBP
View
1 more retailer has this diamond
Prices start from £299 GBPSave up to £75 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+
0.97ct Radiant
£299 GBP