Radiant|Lab Grown|IGI

1.04ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG731503685

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

Certificate IGI LG731503685

Diamond specifications and retailer prices

From €103 EUR
As of November 6, 2026
Save €959 EUR (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,062 EUR 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 top-tier cut grade and certified by IGI LG731503685 or 731503685. Listed at 14 retailers as of November 2, 2026, with prices from €103 to €1,062, a €959 spread on the same certified stone. MOH London lists it at €1,062. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.04
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731503685
Dimensions7.24 × 4.90 × 3.33 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.24 mm4.90 mm1.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731503685
Side View
Table 66.0%Crown 45.1°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,062 EUR|Low: €103 EUR|High: €1,062 EUR|Avg: €345 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
November 6, 2026
Retailer 13€103 EUR
Retailer 6€119 EUR
Retailer 14€135 EUR
Retailer 5€149 EUR
Retailer 10€164 EUR
Retailer 2€234 EUR
Retailer 4€241 EUR
Retailer 3€250 EUR
Retailer 11€255 EUR
Retailer 17€262 EUR
Retailer 15€351 EUR
Retailer 16€409 EUR
Retailer 12€456 EUR
Retailer 8€460 EUR
Retailer 7€562 EUR
Retailer 9€914 EUR
MOH London€1,062 EUR

10 data points across 17 retailers

14 retailers€103 EUR to €1,062 EUR

A
Cheapest Retailer
-
€103 EUR
A
Retailer 2
-
€119 EUR
View
A
Retailer 3
-
€135 EUR
View
A
Retailer 4
-
€149 EUR
View
A
Retailer 5
-
€164 EUR
View
A
Retailer 6
-
€234 EUR
View
A
Retailer 7
-
€241 EUR
View
B+
Retailer 8
-
€250 EUR
View
A
Retailer 9
-
€255 EUR
View
A
Retailer 10
-
€262 EUR
View
B+
Retailer 11
-
€351 EUR
View
B+
Retailer 12
-
€409 EUR
View
B+
Retailer 13
-
€456 EUR
View
Most Expensive
B
MOH London
LG731503685 · Nov 2
€1,062 EUR
£934 GBP
View
13 more retailers have this diamond
Prices start from €103 EURSave up to €959 EUR

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 EUR