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Radiant|Lab Grown|IGI

0.90ct K SI1 Radiant Lab Grown Diamond

ID • K/SI1 • IGI LG538270947

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

Certificate IGI LG538270947

Diamond specifications and retailer prices

From $1,690 CAD
£946 GBP
As of November 5, 2026
5 retailers carry this diamond
Most expensive: $1,690 CAD at MOH London
View at MOH London

About this 0.9ct lab-grown radiant diamond

This 0.9ct lab-grown radiant sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538270947 or 538270947. Listed at 5 retailers as of November 5, 2026. 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

0.90
Carat
K
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG538270947
Dimensions6.87 × 4.78 × 3.07 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.87 mm4.78 mm0.90 ctK / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG538270947
Side View
Table 74.5%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.2%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $1,690 CAD|Low: $333 CAD|High: $1,715 CAD|Avg: $765 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3$369 CAD
Retailer 6$446 CAD
Retailer 2$492 CAD
Retailer 4$530 CAD
Retailer 5$1,055 CAD
MOH London$1,690 CAD

10 data points across 6 retailers

5 retailers

Retailer 1
-
$369 CAD
Price under review
Retailer 2
-
$492 CAD
View
Price under review
Retailer 3
-
$492 CAD
View
Price under review
Retailer 4
-
$530 CAD
View
Price under review
Most Expensive
B+
MOH London
LG538270947 · Nov 5
$1,690 CAD
£946 GBP
View
4 more retailers have this diamond

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+
0.90ct Radiant
$1,690 CAD