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Radiant|Natural|IGI

1.00ct H SI2 Radiant Natural Diamond

VG • H/SI2 • IGI 700528979

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

Certificate IGI 700528979

Diamond specifications and retailer prices

From $1,746 AUD
As of November 4, 2026
Save $2,847 AUD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,593 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 700528979. Listed at 14 retailers as of November 3, 2026, with prices from $1,746 to $4,593, a $2,847 spread on the same certified stone. NZ Jewellers lists it at $4,593. 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
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle43.6°
Pavilion angle31.8°
OriginNatural
Grading LabIGI
CertificateIGI 700528979
Dimensions6.15 × 4.87 × 3.57 mm
L/W Ratio1.26
Culet sizeNone
Top View
6.15 mm4.87 mm1.00 ctH / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateIGI 700528979
Side View
Table 61.0%Crown 43.6°Girdle: STK-THKPavilion 31.8°Culet: NoneDepth 73.3%

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: Nov 4
Current: $4,593 AUD|Low: $1,592 AUD|High: $4,593 AUD|Avg: $2,255 AUD
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
November 3, 2026
Retailer 16$1,738 AUD
Retailer 6$1,746 AUD
Retailer 15$1,783 AUD
Retailer 10$1,861 AUD
Retailer 5$1,883 AUD
Retailer 11$1,883 AUD
Retailer 4$1,952 AUD
Retailer 9$1,956 AUD
Retailer 3$1,960 AUD
Retailer 14$2,077 AUD
Retailer 7$2,078 AUD
Retailer 13$2,173 AUD
Retailer 8$2,240 AUD
Retailer 2$2,618 AUD
Retailer 12$3,448 AUD
NZ Jewellers$4,593 AUD

42 data points across 16 retailers

14 retailers$1,746 AUD to $4,593 AUD

A
Cheapest Retailer
-
$1,746 AUD
B+
Retailer 2
-
$1,783 AUD
View
A
Retailer 3
-
$1,861 AUD
View
B+
Retailer 4
-
$1,883 AUD
View
Retailer 5
-
$1,883 AUD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$1,952 AUD
View
B+
Retailer 7
-
$1,956 AUD
View
B+
Retailer 8
-
$1,960 AUD
View
A
Retailer 9
-
$2,077 AUD
View
B+
Retailer 10
-
$2,078 AUD
View
B+
Retailer 11
-
$2,173 AUD
View
B+
Retailer 12
-
$2,618 AUD
View
B
Retailer 13
-
$3,448 AUD
View
Most Expensive
B
NZ Jewellers
002258a4-b8f1-4f67-a92a-447cb97fc264 · Nov 3
$4,593 AUD
$3,156 USD
View
13 more retailers have this diamond
Prices start from $1,746 AUDSave up to $2,847 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
$1,746 AUD