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Radiant|Natural|IGI

1.00ct E SI2 Radiant Natural Diamond

VG • E/SI2 • IGI 743559013

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

Certificate IGI 743559013

Diamond specifications and retailer prices

From $1,662 AUD
₹111,201 INR
As of October 27, 2026
Save $3,485 AUD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,147 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743559013. Listed at 17 retailers as of October 27, 2026, with prices from $1,662 to $5,147, a $3,485 spread on the same certified stone. NZ Jewellers lists it at $5,147. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50°
Pavilion angle34.9°
OriginNatural
Grading LabIGI
CertificateIGI 743559013
Dimensions6.87 × 4.95 × 3.35 mm
L/W Ratio1.39
Top View
6.87 mm4.95 mm1.00 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743559013
Side View
Table 68.0%Crown 50°Girdle: THK-VTKPavilion 34.9°Culet: NoneDepth 67.7%

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 27
Current: $5,147 AUD|Low: $1,621 AUD|High: $5,272 AUD|Avg: $2,462 AUD|-2.4%
NZ Jewellers
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
October 29, 2026
Retailer 13$1,662 AUD
Retailer 7$1,879 AUD
Retailer 8$1,947 AUD
Retailer 17$1,954 AUD
Retailer 11$2,098 AUD
Retailer 5$2,109 AUD
Retailer 16$2,109 AUD
Retailer 6$2,175 AUD
Retailer 4$2,178 AUD
Retailer 10$2,203 AUD
Retailer 3$2,208 AUD
Retailer 9$2,303 AUD
Retailer 12$2,327 AUD
Retailer 14$2,434 AUD
Retailer 2$2,858 AUD
Retailer 15$3,702 AUD
NZ Jewellers$5,147 AUD

27 data points across 17 retailers

17 retailers$1,662 AUD to $5,147 AUD

A
Cheapest Retailer
-
$1,662 AUD
₹111,201 INR
A
Retailer 2
-
$1,879 AUD
$1,320 USD
View
B+
Retailer 3
-
$1,947 AUD
$1,368 USD
View
Final sale: no returns
A
Retailer 4
-
$1,954 AUD
$1,373 USD
View
A
Retailer 5
-
$2,098 AUD
£1,160 GBP
View
A
Retailer 6
-
$2,109 AUD
$1,482 USD
View
A
Retailer 7
-
$2,109 AUD
$1,482 USD
View
A
Retailer 8
-
$2,175 AUD
$1,528 USD
View
A
Retailer 9
-
$2,178 AUD
$1,530 USD
View
B+
Retailer 10
-
$2,203 AUD
$1,548 USD
View
A
Retailer 11
-
$2,208 AUD
$1,551 USD
View
A
Retailer 12
-
$2,303 AUD
$1,618 USD
View
A
Retailer 13
-
$2,327 AUD
£1,287 GBP
View
A
Retailer 14
-
$2,434 AUD
$1,710 USD
View
A
Retailer 15
-
$2,858 AUD
€1,912 EUR
View
B+
Retailer 16
-
$3,702 AUD
£2,048 GBP
View
Most Expensive
B
NZ Jewellers
568c825a-93c7-4d19-8302-b52b619b4d45 · Oct 27
$5,147 AUD
$3,616 USD
View
16 more retailers have this diamond
Prices start from $1,662 AUDSave up to $3,485 AUD

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
1.00ct Radiant
$1,662 AUD