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Radiant|Lab Grown|IGI

1.15ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG514249750

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

Certificate IGI LG514249750

Diamond specifications and retailer prices

From $240 SGD
As of November 6, 2026
Save $1,073 SGD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,307 SGD at Do Amore Diamonds · As of November 6, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG514249750 or 514249750. Listed at 15 retailers as of November 5, 2026, with a 448% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514249750
Dimensions7.33 × 5.11 × 3.57 mm
L/W Ratio1.43
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
7.33 mm5.11 mm1.15 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514249750
Side View
Table 66.5%Crown 47.2°Girdle: Slightly ThickPavilion 35.6°Culet: NoneDepth 69.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $2,307 SGD|Low: $240 SGD|High: $2,307 SGD|Avg: $758 SGD|+25.0%
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
Retailer 16
Retailer 17
November 6, 2026
Retailer 4$240 SGD
Retailer 14$278 SGD
Retailer 6$297 SGD
Retailer 17$297 SGD
Retailer 5$365 SGD
Retailer 2$431 SGD
Retailer 9$505 SGD
Retailer 16$523 SGD
Retailer 10$599 SGD
Retailer 12$698 SGD
Retailer 15$706 SGD
Retailer 8$943 SGD
Retailer 13$961 SGD
Retailer 7$1,057 SGD
Retailer 3$1,276 SGD
Retailer 11$1,312 SGD
Do Amore Diamonds$2,307 SGD

32 data points across 17 retailers

15 retailers$240 SGD to $1,312 SGD

A
Cheapest Retailer
-
$240 SGD
A
Retailer 2
-
$278 SGD
View
A
Retailer 3
-
$297 SGD
View
Retailer 4
-
$297 SGD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$365 SGD
View
A
Retailer 6
-
$431 SGD
View
A
Retailer 7
-
$523 SGD
View
B+
Retailer 8
-
$599 SGD
View
B+
Retailer 9
-
$698 SGD
View
B+
Retailer 10
-
$706 SGD
View
B
Retailer 11
-
$961 SGD
View
B
Retailer 12
-
$1,057 SGD
View
B
Retailer 13
-
$1,276 SGD
View
B
Retailer 14
-
$1,312 SGD
View
Most Expensive
Do Amore Diamonds
27-6846E020A · Nov 6
$2,307 SGD
$1,800 USD
View
Price under review
14 more retailers have this diamond
Prices start from $240 SGDSave up to $1,073 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
$240 SGD