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Radiant|Lab Grown|IGI

4.58ct G SI1 Radiant Lab Grown Diamond

EX • G/SI1 • IGI LG760575009

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

Certificate IGI LG760575009

Diamond specifications and retailer prices

From $819 SGD
$639 USD
As of October 27, 2026
Save $6,681 SGD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,500 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.58ct lab-grown radiant diamond

This 4.58ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG760575009 or 760575009. Listed at 12 retailers as of October 27, 2026, with prices from $819 to $7,500, a $6,681 spread on the same certified stone. Brilliant Earth lists it at $7,500. 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

4.58
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760575009
Dimensions12.07 × 8.35 × 5.49 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.07 mm8.35 mm4.58 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760575009
Side View
Table 65.0%Crown 44.8°Girdle: MediumPavilion 34.2°Culet: NoneDepth 65.7%

Caratlytics Score

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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 27
Current: $7,500 SGD|Low: $1,224 SGD|High: $7,731 SGD|Avg: $3,406 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 9$1,224 SGD
Retailer 11$1,553 SGD
Retailer 4$1,693 SGD
Retailer 5$1,789 SGD
Retailer 7$2,135 SGD
Retailer 8$2,428 SGD
Retailer 10$2,950 SGD
Retailer 12$3,178 SGD
Retailer 3$3,758 SGD
Retailer 2$3,833 SGD
Retailer 6$4,126 SGD
Retailer 13$7,282 SGD
Brilliant Earth$7,500 SGD

20 data points across 13 retailers

12 retailers$819 SGD to $7,500 SGD

A
Cheapest Retailer
-
$819 SGD
$639 USD
A
Retailer 2
-
$891 SGD
$695 USD
View
A
Retailer 3
-
$1,224 SGD
$955 USD
View
B+
Retailer 4
-
$1,553 SGD
$1,211 USD
View
B+
Retailer 5
-
$2,135 SGD
€1,586 EUR
View
B+
Retailer 6
-
$2,428 SGD
$1,894 USD
View
B
Retailer 7
-
$2,950 SGD
$2,301 USD
View
B
Retailer 8
-
$3,178 SGD
$2,479 USD
View
B
Retailer 9
-
$3,833 SGD
$2,990 USD
View
B
Retailer 10
-
$4,126 SGD
£2,534 GBP
View
B
Retailer 11
-
$7,282 SGD
$5,680 USD
View
Most Expensive
B
Brilliant Earth
18144747Y · Oct 28
$7,500 SGD
$5,850 USD
View
11 more retailers have this diamond
Prices start from $819 SGDSave up to $6,681 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
4.58ct Radiant
$819 SGD