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 $1,081 USD
As of November 6, 2026
Save $1,777 USD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,858 USD 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 $1,081 to $2,858, a $1,777 spread on the same certified stone. NZ Jewellers lists it at $2,858. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,858 USD|Low: $1,081 USD|High: $2,858 USD|Avg: $1,467 USD
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$1,081 USD
Retailer 10$1,120 USD
Retailer 6$1,136 USD
Retailer 11$1,172 USD
Retailer 12$1,172 USD
Retailer 5$1,217 USD
Retailer 3$1,292 USD
Retailer 2$1,345 USD
Retailer 7$1,352 USD
Retailer 8$1,430 USD
Retailer 9$2,139 USD
NZ Jewellers$2,858 USD

30 data points across 12 retailers

16 retailers$1,081 USD to $2,858 USD

A
Cheapest Retailer
-
$1,081 USD
Final sale: no returns
A
Retailer 2
-
$1,120 USD
View
A
Retailer 3
-
$1,123 USD
View
A
Retailer 4
-
$1,125 USD
View
A
Retailer 5
-
$1,136 USD
View
A
Retailer 6
-
$1,172 USD
View
Retailer 7
-
$1,172 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$1,217 USD
View
A
Retailer 9
-
$1,237 USD
View
A
Retailer 10
-
$1,292 USD
View
B+
Retailer 11
-
$1,306 USD
View
A
Retailer 12
-
$1,345 USD
View
A
Retailer 13
-
$1,352 USD
View
A
Retailer 14
-
$1,430 USD
View
B+
Retailer 15
-
$2,139 USD
View
Most Expensive
B
NZ Jewellers
c6bff212-e76d-481f-a905-115d9f1bd832 · Nov 5
$2,858 USD
View
15 more retailers have this diamond
Prices start from $1,081 USDSave up to $1,777 USD

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
$1,081 USD