Radiant|Lab Grown|IGI

1.13ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG840636156

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

Certificate IGI LG840636156

Diamond specifications and retailer prices

From €126 EUR
$141 USD
As of October 30, 2026
Save €607 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €733 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.13ct lab-grown radiant diamond

This 1.13ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG840636156 or 840636156. Listed at 9 retailers as of October 29, 2026, with prices from €126 to €733, a €607 spread on the same certified stone. MOH London lists it at €733. 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

1.13
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840636156
Dimensions7.43 × 5.13 × 3.45 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm5.13 mm1.13 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840636156
Side View
Table 65.0%Crown 45.2°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €733 EUR|Low: €123 EUR|High: €749 EUR|Avg: €409 EUR|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6€126 EUR
Retailer 4€146 EUR
Retailer 2€187 EUR
Retailer 3€277 EUR
Retailer 8€447 EUR
Retailer 7€502 EUR
Retailer 5€530 EUR
Retailer 9€640 EUR
MOH London€733 EUR

28 data points across 9 retailers

9 retailers€126 EUR to €733 EUR

A
Cheapest Retailer
-
€126 EUR
$141 USD
A
Retailer 2
-
€146 EUR
$163 USD
View
A
Retailer 3
-
€187 EUR
£164 GBP
View
A
Retailer 4
-
€277 EUR
View
B+
Retailer 5
-
€447 EUR
$499 USD
View
B
Retailer 6
-
€502 EUR
$561 USD
View
B
Retailer 7
-
€530 EUR
$592 USD
View
Retailer 8
-
€640 EUR
SGD 966 SGD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG840636156 · Oct 29
€733 EUR
£645 GBP
View
8 more retailers have this diamond
Prices start from €126 EURSave up to €607 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
1.13ct Radiant
€126 EUR