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 $115 USD
As of November 6, 2026
Save $1,071 USD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,186 USD 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 $115 to $1,186, a $1,071 spread on the same certified stone. MOH London lists it at $1,186. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,186 USD|Low: $115 USD|High: $1,186 USD|Avg: $385 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
November 6, 2026
Retailer 13$115 USD
Retailer 6$133 USD
Retailer 14$151 USD
Retailer 5$166 USD
Retailer 10$183 USD
Retailer 2$261 USD
Retailer 4$269 USD
Retailer 3$279 USD
Retailer 11$285 USD
Retailer 17$293 USD
Retailer 15$392 USD
Retailer 16$457 USD
Retailer 12$509 USD
Retailer 8$514 USD
Retailer 7$628 USD
Retailer 9$1,020 USD
MOH London$1,186 USD

10 data points across 17 retailers

14 retailers$115 USD to $1,186 USD

A
Cheapest Retailer
-
$115 USD
A
Retailer 2
-
$133 USD
View
A
Retailer 3
-
$151 USD
View
A
Retailer 4
-
$166 USD
View
A
Retailer 5
-
$183 USD
View
A
Retailer 6
-
$261 USD
View
A
Retailer 7
-
$269 USD
View
B+
Retailer 8
-
$279 USD
View
A
Retailer 9
-
$285 USD
View
A
Retailer 10
-
$293 USD
View
B+
Retailer 11
-
$392 USD
View
B+
Retailer 12
-
$457 USD
View
B+
Retailer 13
-
$509 USD
View
Most Expensive
B
MOH London
LG731503685 · Nov 2
$1,186 USD
£934 GBP
View
13 more retailers have this diamond
Prices start from $115 USDSave up to $1,071 USD

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
$115 USD