CaratHunter
Plans
Radiant|Lab Grown|IGI

1.08ct G SI1 Radiant Lab Grown Diamond

G/SI1 • IGI LG650474009

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

Certificate IGI LG650474009

Diamond specifications and retailer prices

From £322 GBP
As of November 5, 2026
Save £51 GBP (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £373 GBP at MD Diamonds and Jewellers · As of November 5, 2026
View at MD Diamonds and Jewellers

About this 1.08ct lab-grown radiant diamond

This 1.08ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included) and certified by IGI LG650474009 or 650474009. Listed at 2 retailers as of November 5, 2026, with prices from £322 to £373, a £51 spread on the same certified stone. MD Diamonds and Jewellers lists it at £373. 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

1.08
Carat
G
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650474009
Dimensions7.38 × 5.03 × 3.42 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm5.03 mm1.08 ctG / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650474009
Side View
Table 65.0%Crown 44.4°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £373 GBP|Low: £373 GBP|High: £373 GBP|Avg: £373 GBP
December 30, 2025
MD Diamonds and Jewellers£373 GBP

3 data points across 1 retailer

2 retailers£322 GBP to £373 GBP

B+
Cheapest Retailer
-
£322 GBP
Most Expensive
B
MD Diamonds and Jewellers
LG650474009 · Nov 5
£373 GBP
View
1 more retailer has this diamond
Prices start from £322 GBPSave up to £51 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+
1.08ct Radiant
£322 GBP