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Radiant|Lab Grown|IGI

1.01ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG617427872

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

Certificate IGI LG617427872

Diamond specifications and retailer prices

From £175 GBP
As of November 6, 2026
Save £541 GBP (76%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £715 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 SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG617427872 or 617427872. Listed at 7 retailers as of November 2, 2026, with prices from £175 to £715, a £541 spread on the same certified stone. MOH London lists it at £715. 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
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617427872
Dimensions7.28 × 5.08 × 3.20 mm
L/W Ratio1.43
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
7.28 mm5.08 mm1.01 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617427872
Side View
Table 62.0%Crown 43.8°Girdle: MediumPavilion 34.5°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
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: £715 GBP|Low: £175 GBP|High: £725 GBP|Avg: £336 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6£175 GBP
Retailer 3£256 GBP
Retailer 2£268 GBP
Retailer 5£280 GBP
Retailer 4£321 GBP
MOH London£715 GBP

42 data points across 6 retailers

7 retailers£175 GBP to £715 GBP

A
Cheapest Retailer
-
£175 GBP
B+
Retailer 2
-
£256 GBP
View
B+
Retailer 3
-
£268 GBP
View
Retailer 4
-
£280 GBP
View
Price last confirmed 79 days ago
B+
Retailer 5
-
£321 GBP
View
C
Retailer 6
-
£616 GBP
View
Most Expensive
C
MOH London
LG617427872 · Nov 2
£715 GBP
View
6 more retailers have this diamond
Prices start from £175 GBPSave up to £541 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
£175 GBP