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Radiant|Lab Grown|IGI

1.05ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG593372653

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

Certificate IGI LG593372653

Diamond specifications and retailer prices

From $311 SGD
$243 USD
As of October 29, 2026
Save $999 SGD (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,310 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 LG593372653 or 593372653. Listed at 6 retailers as of October 29, 2026, with prices from $311 to $1,310, a $999 spread on the same certified stone. MOH London lists it at $1,310. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG593372653
Dimensions7.08 × 4.99 × 3.39 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
7.08 mm4.99 mm1.05 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG593372653
Side View
Table 65.0%Crown 45°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 67.9%

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 29
Current: $1,310 SGD|Low: $311 SGD|High: $1,320 SGD|Avg: $583 SGD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 5$311 SGD
Retailer 3$458 SGD
Retailer 2$498 SGD
Retailer 6$558 SGD
Retailer 4$565 SGD
MOH London$1,310 SGD

40 data points across 6 retailers

6 retailers$311 SGD to $1,310 SGD

A
Cheapest Retailer
-
$311 SGD
$243 USD
A
Retailer 2
-
$458 SGD
$357 USD
View
A
Retailer 3
-
$498 SGD
£306 GBP
View
B+
Retailer 4
-
$558 SGD
$435 USD
View
Price last confirmed 70 days ago
B+
Retailer 5
-
$565 SGD
$441 USD
View
Most Expensive
B
MOH London
LG593372653 · Oct 29
$1,310 SGD
£805 GBP
View
5 more retailers have this diamond
Prices start from $311 SGDSave up to $999 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
$311 SGD