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Radiant|Natural|IGI

1.00ct H SI1 Radiant Natural Diamond

VG • H/SI1 • IGI 713520856

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

Certificate IGI 713520856

Diamond specifications and retailer prices

From $1,573 AUD
As of November 6, 2026
Save $2,586 AUD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,160 AUD at NZ Jewellers · As of November 5, 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 713520856. Listed at 16 retailers as of November 5, 2026, with prices from $1,573 to $4,160, a $2,586 spread on the same certified stone. NZ Jewellers lists it at $4,160. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle31.3°
OriginNatural
Grading LabIGI
CertificateIGI 713520856
Dimensions5.84 × 5.09 × 3.56 mm
L/W Ratio1.15
Culet sizePointed
Top View
5.84 mm5.09 mm1.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 713520856
Side View
Table 64.0%Crown 44.8°Girdle: STK-THKPavilion 31.3°Culet: NoneDepth 69.9%

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 6
Current: $4,160 AUD|Low: $1,573 AUD|High: $4,160 AUD|Avg: $2,103 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
November 7, 2026
Retailer 4$1,573 AUD
Retailer 10$1,630 AUD
Retailer 7$1,653 AUD
Retailer 11$1,706 AUD
Retailer 12$1,706 AUD
Retailer 6$1,771 AUD
Retailer 3$1,880 AUD
Retailer 5$1,958 AUD
Retailer 8$1,968 AUD
Retailer 9$2,081 AUD
Retailer 2$3,106 AUD
NZ Jewellers$4,160 AUD

29 data points across 12 retailers

16 retailers$1,573 AUD to $4,160 AUD

A
Cheapest Retailer
-
$1,573 AUD
Final sale: no returns
A
Retailer 2
-
$1,630 AUD
View
A
Retailer 3
-
$1,634 AUD
View
A
Retailer 4
-
$1,637 AUD
View
A
Retailer 5
-
$1,653 AUD
View
A
Retailer 6
-
$1,706 AUD
View
Retailer 7
-
$1,706 AUD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$1,771 AUD
View
A
Retailer 9
-
$1,800 AUD
View
A
Retailer 10
-
$1,880 AUD
View
B+
Retailer 11
-
$1,901 AUD
View
A
Retailer 12
-
$1,958 AUD
View
A
Retailer 13
-
$1,968 AUD
View
A
Retailer 14
-
$2,081 AUD
View
B+
Retailer 15
-
$3,106 AUD
View
Most Expensive
B
NZ Jewellers
c6bff212-e76d-481f-a905-115d9f1bd832 · Nov 5
$4,160 AUD
$2,858 USD
View
15 more retailers have this diamond
Prices start from $1,573 AUDSave up to $2,586 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
$1,573 AUD