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Radiant|Lab Grown|IGI

1.05ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG662486441

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

Certificate IGI LG662486441

Diamond specifications and retailer prices

From $172 SGD
$134 USD
As of October 28, 2026
Save $1,368 SGD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,540 SGD at MOH London · As of October 29, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662486441 or 662486441. Listed at 12 retailers as of October 28, 2026, with prices from $172 to $1,540, a $1,368 spread on the same certified stone. MOH London lists it at $1,540. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662486441
Dimensions7.35 × 4.98 × 3.24 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm4.98 mm1.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662486441
Side View
Table 67.0%Crown 44°Girdle: STK-THKPavilion 34.1°Culet: NoneDepth 65.1%

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: Oct 28
Current: $1,540 SGD|Low: $172 SGD|High: $1,540 SGD|Avg: $511 SGD
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
October 29, 2026
Retailer 3$172 SGD
Retailer 8$195 SGD
Retailer 15$213 SGD
Retailer 9$239 SGD
Retailer 4$326 SGD
Retailer 14$348 SGD
Retailer 13$358 SGD
Retailer 2$373 SGD
Retailer 12$382 SGD
Retailer 10$504 SGD
Retailer 11$590 SGD
Retailer 6$661 SGD
Retailer 5$813 SGD
Retailer 7$1,320 SGD
MOH London$1,540 SGD

2 data points across 15 retailers

12 retailers$172 SGD to $1,540 SGD

A
Cheapest Retailer
-
$172 SGD
$134 USD
A
Retailer 2
-
$195 SGD
$152 USD
View
A
Retailer 3
-
$213 SGD
HK$1,300 HKD
View
A
Retailer 4
-
$239 SGD
£147 GBP
View
A
Retailer 5
-
$348 SGD
£214 GBP
View
B+
Retailer 6
-
$358 SGD
$279 USD
View
A
Retailer 7
-
$373 SGD
£229 GBP
View
A
Retailer 8
-
$382 SGD
$298 USD
View
B+
Retailer 9
-
$504 SGD
$393 USD
View
B+
Retailer 10
-
$590 SGD
$460 USD
View
B+
Retailer 11
-
$729 SGD
£448 GBP
View
Most Expensive
B
MOH London
LG662486441 · Oct 29
$1,540 SGD
£946 GBP
View
11 more retailers have this diamond
Prices start from $172 SGDSave up to $1,368 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
$172 SGD