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Radiant|Natural|IGI

1.00ct K SI2 Radiant Natural Diamond

VG • K/SI2 • IGI 808620061

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

Certificate IGI 808620061

Diamond specifications and retailer prices

From $1,642 NZD
As of November 4, 2026
Save $3,602 NZD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,244 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 808620061. Listed at 13 retailers as of November 4, 2026, with prices from $1,642 to $5,244, a $3,602 spread on the same certified stone. NZ Jewellers lists it at $5,244. 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
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle46.4°
Pavilion angle27.5°
OriginNatural
Grading LabIGI
CertificateIGI 808620061
Dimensions5.92 × 4.90 × 3.44 mm
L/W Ratio1.21
Top View
5.92 mm4.90 mm1.00 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 808620061
Side View
Table 63.0%Crown 46.4°Girdle: Very ThickPavilion 27.5°Culet: NoneDepth 70.2%

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: $5,244 NZD|Low: $1,642 NZD|High: $5,244 NZD|Avg: $2,179 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
Retailer 13
November 6, 2026
Retailer 7$1,642 NZD
Retailer 9$1,672 NZD
Retailer 12$1,672 NZD
Retailer 3$1,690 NZD
Retailer 2$1,710 NZD
Retailer 10$1,725 NZD
Retailer 5$1,735 NZD
Retailer 4$1,856 NZD
Retailer 13$1,912 NZD
Retailer 11$1,928 NZD
Retailer 6$2,161 NZD
Retailer 8$3,058 NZD
NZ Jewellers$5,244 NZD

21 data points across 13 retailers

13 retailers$1,642 NZD to $5,244 NZD

B+
Cheapest Retailer
-
$1,642 NZD
Retailer 2
-
$1,672 NZD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
$1,672 NZD
View
B+
Retailer 4
-
$1,690 NZD
View
A
Retailer 5
-
$1,710 NZD
View
B+
Retailer 6
-
$1,725 NZD
View
B+
Retailer 7
-
$1,735 NZD
View
B+
Retailer 8
-
$1,856 NZD
View
B+
Retailer 9
-
$1,912 NZD
View
B+
Retailer 10
-
$1,928 NZD
View
B+
Retailer 11
-
$2,161 NZD
View
B+
Retailer 12
-
$3,058 NZD
View
Most Expensive
C
NZ Jewellers
9848e113-4049-4ee3-921d-e04c9d01de69 · Nov 5
$5,244 NZD
$2,907 USD
View
12 more retailers have this diamond
Prices start from $1,642 NZDSave up to $3,602 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
$1,642 NZD