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Radiant|Lab Grown|IGI

1.01ct F SI2 Radiant Lab Grown Diamond

VG • F/SI2 • IGI LG620416779

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

Certificate IGI LG620416779

Diamond specifications and retailer prices

From £158 GBP
As of November 6, 2026
Save £538 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £696 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG620416779 or 620416779. Listed at 7 retailers as of November 2, 2026, with prices from £158 to £696, a £538 spread on the same certified stone. MOH London lists it at £696. 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

1.01
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.2°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620416779
Dimensions6.67 × 5.03 × 3.49 mm
L/W Ratio1.33
Culet sizePointed
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
6.67 mm5.03 mm1.01 ctF / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG620416779
Side View
Table 56.0%Crown 41.2°Girdle: Slightly ThickPavilion 33.9°Culet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £696 GBP|Low: £158 GBP|High: £704 GBP|Avg: £329 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7£158 GBP
Retailer 3£249 GBP
Retailer 2£259 GBP
Retailer 4£291 GBP
Retailer 5£318 GBP
Retailer 6£327 GBP
MOH London£696 GBP

41 data points across 7 retailers

7 retailers£158 GBP to £696 GBP

A
Cheapest Retailer
-
£158 GBP
B+
Retailer 2
-
£249 GBP
View
B+
Retailer 3
-
£259 GBP
View
Retailer 4
-
£291 GBP
View
Price last confirmed 29 days ago
B+
Retailer 5
-
£318 GBP
View
Retailer 6
-
£327 GBP
View
Price last confirmed 79 days ago
Most Expensive
B
MOH London
LG620416779 · Nov 2
£696 GBP
View
6 more retailers have this diamond
Prices start from £158 GBPSave up to £538 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.

A
1.01ct Radiant
£158 GBP