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Radiant|Lab Grown|IGI

1.15ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG574325826

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

Certificate IGI LG574325826

Diamond specifications and retailer prices

From $192 SGD
As of November 6, 2026
Save $1,653 SGD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,846 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown radiant diamond

This 1.15ct 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 LG574325826 or 574325826. Listed at 12 retailers as of November 2, 2026, with prices from $192 to $1,846, a $1,653 spread on the same certified stone. Do Amore Diamonds lists it at $1,846. 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

1.15
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574325826
Dimensions7.39 × 5.14 × 3.42 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
7.39 mm5.14 mm1.15 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574325826
Side View
Table 65.0%Crown 44.7°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 66.5%

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: $1,846 SGD|Low: $151 SGD|High: $1,846 SGD|Avg: $675 SGD
Do Amore Diamonds
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
November 4, 2026
Retailer 11$192 SGD
Retailer 15$215 SGD
Retailer 14$223 SGD
Retailer 8$340 SGD
Retailer 6$425 SGD
Retailer 13$438 SGD
Retailer 3$495 SGD
Retailer 2$564 SGD
Retailer 7$606 SGD
Retailer 10$807 SGD
Retailer 12$845 SGD
Retailer 4$879 SGD
Retailer 5$884 SGD
Retailer 9$1,226 SGD
Do Amore Diamonds$1,846 SGD

39 data points across 15 retailers

12 retailers$192 SGD to $1,846 SGD

A
Cheapest Retailer
-
$192 SGD
A
Retailer 2
-
$215 SGD
View
Final sale: no returns
A
Retailer 3
-
$223 SGD
View
A
Retailer 4
-
$340 SGD
View
B+
Retailer 5
-
$438 SGD
View
B+
Retailer 6
-
$564 SGD
View
Retailer 7
-
$599 SGD
View
Price last confirmed 59 days ago
B+
Retailer 8
-
$673 SGD
View
B+
Retailer 9
-
$807 SGD
View
B+
Retailer 10
-
$845 SGD
View
B
Retailer 11
-
$1,226 SGD
View
Most Expensive
B
Do Amore Diamonds
27-0866E438A · Nov 2
$1,846 SGD
$1,440 USD
View
11 more retailers have this diamond
Prices start from $192 SGDSave up to $1,653 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
1.15ct Radiant
$192 SGD