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Radiant|Lab Grown|IGI

1.04ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG843668162

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

Certificate IGI LG843668162

Diamond specifications and retailer prices

From £103 GBP
As of November 6, 2026
Save £501 GBP (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £604 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.04ct lab-grown radiant diamond

This 1.04ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG843668162 or 843668162. Listed at 9 retailers as of November 2, 2026, with prices from £103 to £604, a £501 spread on the same certified stone. MOH London lists it at £604. 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

1.04
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843668162
Dimensions7.35 × 4.98 × 3.25 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm4.98 mm1.04 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843668162
Side View
Table 64.0%Crown 41.2°Girdle: MediumPavilion 34.1°Culet: NoneDepth 65.3%

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: £604 GBP|Low: £103 GBP|High: £607 GBP|Avg: £304 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3£103 GBP
Retailer 6£120 GBP
Retailer 2£164 GBP
Retailer 7£229 GBP
Retailer 9£347 GBP
Retailer 8£369 GBP
Retailer 4£411 GBP
Retailer 5£434 GBP
MOH London£604 GBP

15 data points across 9 retailers

9 retailers£103 GBP to £604 GBP

A
Cheapest Retailer
-
£103 GBP
A
Retailer 2
-
£120 GBP
View
A
Retailer 3
-
£164 GBP
View
B+
Retailer 4
-
£229 GBP
View
Retailer 5
-
£347 GBP
View
Price last confirmed 17 days ago
B
Retailer 6
-
£369 GBP
View
B
Retailer 7
-
£411 GBP
View
B
Retailer 8
-
£434 GBP
View
Most Expensive
B
MOH London
LG843668162 · Nov 2
£604 GBP
View
8 more retailers have this diamond
Prices start from £103 GBPSave up to £501 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
1.04ct Radiant
£103 GBP