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Radiant|Natural|IGI

1.00ct J SI2 Radiant Natural Diamond

VG • J/SI2 • IGI 743535404

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

Certificate IGI 743535404

Diamond specifications and retailer prices

From $1,746 NZD
As of November 6, 2026
Save $2,870 NZD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,616 NZD 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743535404. Listed at 13 retailers as of November 5, 2026, with prices from $1,746 to $4,616, a $2,870 spread on the same certified stone. NZ Jewellers lists it at $4,616. 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
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle46.8°
Pavilion angle33.4°
OriginNatural
Grading LabIGI
CertificateIGI 743535404
Dimensions6.68 × 4.92 × 3.36 mm
L/W Ratio1.36
Culet sizePointed
Top View
6.68 mm4.92 mm1.00 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 743535404
Side View
Table 67.0%Crown 46.8°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 68.3%

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 6
Current: $4,616 NZD|Low: $1,600 NZD|High: $4,616 NZD|Avg: $2,398 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$1,746 NZD
Retailer 2$1,885 NZD
Retailer 9$1,892 NZD
Retailer 11$1,892 NZD
Retailer 8$1,961 NZD
Retailer 7$1,966 NZD
Retailer 10$2,044 NZD
Retailer 3$2,185 NZD
Retailer 4$2,641 NZD
Retailer 6$3,460 NZD
NZ Jewellers$4,616 NZD

45 data points across 11 retailers

13 retailers$1,746 NZD to $4,616 NZD

A
Cheapest Retailer
-
$1,746 NZD
Final sale: no returns
B+
Retailer 2
-
$1,813 NZD
View
A
Retailer 3
-
$1,885 NZD
View
B+
Retailer 4
-
$1,892 NZD
View
Retailer 5
-
$1,892 NZD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$1,961 NZD
View
B+
Retailer 7
-
$1,966 NZD
View
B+
Retailer 8
-
$2,044 NZD
View
B+
Retailer 9
-
$2,134 NZD
View
B+
Retailer 10
-
$2,185 NZD
View
B+
Retailer 11
-
$2,641 NZD
View
B
Retailer 12
-
$3,460 NZD
View
Most Expensive
B
NZ Jewellers
33271e23-3a64-4af8-9625-b86a75f93748 · Nov 5
$4,616 NZD
$2,559 USD
View
12 more retailers have this diamond
Prices start from $1,746 NZDSave up to $2,870 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
1.00ct Radiant
$1,746 NZD