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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 $1,134 NZD
$639 USD
As of October 30, 2026
Save $8,944 NZD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,078 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 30, 2026, with prices from $1,134 to $10,078, a $8,944 spread on the same certified stone. Do Amore Diamonds lists it at $10,078. 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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $10,078 NZD|Low: $1,089 NZD|High: $10,699 NZD|Avg: $4,255 NZD
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
October 31, 2026
Retailer 13$1,134 NZD
Retailer 3$1,233 NZD
Retailer 12$1,694 NZD
Retailer 15$2,149 NZD
Retailer 6$2,343 NZD
Retailer 7$2,475 NZD
Retailer 2$2,832 NZD
Retailer 11$3,361 NZD
Retailer 14$4,083 NZD
Retailer 4$4,398 NZD
Retailer 5$5,201 NZD
Retailer 9$5,305 NZD
Retailer 8$5,607 NZD
Retailer 10$5,710 NZD
Do Amore Diamonds$10,078 NZD

24 data points across 15 retailers

12 retailers$1,134 NZD to $10,078 NZD

A
Cheapest Retailer
-
$1,134 NZD
$639 USD
A
Retailer 2
-
$1,233 NZD
$695 USD
View
A
Retailer 3
-
$1,694 NZD
$955 USD
View
B+
Retailer 4
-
$2,149 NZD
$1,211 USD
View
B+
Retailer 5
-
$2,832 NZD
€1,520 EUR
View
B+
Retailer 6
-
$3,361 NZD
$1,894 USD
View
B
Retailer 7
-
$4,083 NZD
$2,301 USD
View
B
Retailer 8
-
$4,398 NZD
$2,479 USD
View
B
Retailer 9
-
$5,305 NZD
$2,990 USD
View
B
Retailer 10
-
$5,607 NZD
$3,160 USD
View
B
Retailer 11
-
$5,710 NZD
£2,534 GBP
View
Most Expensive
B
Do Amore Diamonds
27-EC9DADDAB · Oct 31
$10,078 NZD
$5,680 USD
View
11 more retailers have this diamond
Prices start from $1,134 NZDSave up to $8,944 NZD

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
$1,134 NZD