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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 $1,540 SGD
£946 GBP
As of November 5, 2026
5 retailers carry this diamond
Most expensive: $1,540 SGD 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
Colour
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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Price History

Last verified: Nov 5
Current: $1,540 SGD|Low: $304 SGD|High: $1,563 SGD|Avg: $697 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3$336 SGD
Retailer 6$406 SGD
Retailer 2$449 SGD
Retailer 4$483 SGD
Retailer 5$961 SGD
MOH London$1,540 SGD

10 data points across 6 retailers

5 retailers

Retailer 1
-
$336 SGD
Price under review
Retailer 2
-
$449 SGD
View
Price under review
Retailer 3
-
$449 SGD
View
Price under review
Retailer 4
-
$483 SGD
View
Price under review
Most Expensive
B+
MOH London
LG538270947 · Nov 5
$1,540 SGD
£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
$1,540 SGD