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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 $1,950 NZD
As of November 6, 2026
Save $3,206 NZD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,156 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 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 $1,950 to $5,156, a $3,206 spread on the same certified stone. NZ Jewellers lists it at $5,156. 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: $5,156 NZD|Low: $1,950 NZD|High: $5,156 NZD|Avg: $2,606 NZD
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$1,950 NZD
Retailer 10$2,020 NZD
Retailer 7$2,049 NZD
Retailer 11$2,114 NZD
Retailer 12$2,114 NZD
Retailer 6$2,195 NZD
Retailer 3$2,331 NZD
Retailer 5$2,426 NZD
Retailer 8$2,439 NZD
Retailer 9$2,580 NZD
Retailer 2$3,850 NZD
NZ Jewellers$5,156 NZD

29 data points across 12 retailers

16 retailers$1,950 NZD to $5,156 NZD

A
Cheapest Retailer
-
$1,950 NZD
Final sale: no returns
A
Retailer 2
-
$2,020 NZD
View
A
Retailer 3
-
$2,026 NZD
View
A
Retailer 4
-
$2,029 NZD
View
A
Retailer 5
-
$2,049 NZD
View
A
Retailer 6
-
$2,114 NZD
View
Retailer 7
-
$2,114 NZD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$2,195 NZD
View
A
Retailer 9
-
$2,231 NZD
View
A
Retailer 10
-
$2,331 NZD
View
B+
Retailer 11
-
$2,356 NZD
View
A
Retailer 12
-
$2,426 NZD
View
A
Retailer 13
-
$2,439 NZD
View
A
Retailer 14
-
$2,580 NZD
View
B+
Retailer 15
-
$3,850 NZD
View
Most Expensive
B
NZ Jewellers
c6bff212-e76d-481f-a905-115d9f1bd832 · Nov 5
$5,156 NZD
$2,858 USD
View
15 more retailers have this diamond
Prices start from $1,950 NZDSave up to $3,206 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
$1,950 NZD