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Radiant|Lab Grown|IGI

1.05ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG538287095

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

Certificate IGI LG538287095

Diamond specifications and retailer prices

From $290 SGD
As of November 6, 2026
Save $1,149 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,439 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538287095 or 538287095. Listed at 13 retailers as of November 5, 2026, with prices from $290 to $1,439, a $1,149 spread on the same certified stone. MOH London lists it at $1,439. 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

1.05
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538287095
Dimensions7.27 × 4.98 × 3.25 mm
L/W Ratio1.46
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
7.27 mm4.98 mm1.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538287095
Side View
Table 65.0%Crown 44.7°Girdle: ThickPavilion 32.8°Culet: NoneDepth 65.3%

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: $1,439 SGD|Low: $278 SGD|High: $1,460 SGD|Avg: $672 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 6$290 SGD
Retailer 4$324 SGD
Retailer 11$337 SGD
Retailer 8$360 SGD
Retailer 12$360 SGD
Retailer 10$611 SGD
Retailer 3$660 SGD
Retailer 2$663 SGD
Retailer 7$820 SGD
Retailer 9$1,157 SGD
Retailer 5$1,161 SGD
MOH London$1,439 SGD

45 data points across 12 retailers

13 retailers$290 SGD to $1,439 SGD

A
Cheapest Retailer
-
$290 SGD
A
Retailer 2
-
$324 SGD
View
Final sale: no returns
A
Retailer 3
-
$337 SGD
View
Retailer 4
-
$360 SGD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$360 SGD
View
B+
Retailer 6
-
$611 SGD
View
B+
Retailer 7
-
$660 SGD
View
B+
Retailer 8
-
$663 SGD
View
B+
Retailer 9
-
$672 SGD
View
B
Retailer 10
-
$820 SGD
View
B
Retailer 11
-
$1,157 SGD
View
B
Retailer 12
-
$1,161 SGD
View
Most Expensive
B
MOH London
LG538287095 · Nov 5
$1,439 SGD
£884 GBP
View
12 more retailers have this diamond
Prices start from $290 SGDSave up to $1,149 SGD

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
1.05ct Radiant
$290 SGD