Radiant|Natural|IGI

1.00ct J VS1 Radiant Natural Diamond

VG • J/VS1 • IGI 826630215

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

Certificate IGI 826630215

Diamond specifications and retailer prices

From $1,309 USD
As of November 5, 2026
Save $2,135 USD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,444 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 826630215. Listed at 14 retailers as of November 5, 2026, with prices from $1,309 to $3,444, a $2,135 spread on the same certified stone. NZ Jewellers lists it at $3,444. 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
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.5°
Pavilion angle30.9°
OriginNatural
Grading LabIGI
CertificateIGI 826630215
Dimensions5.77 × 5.07 × 3.52 mm
L/W Ratio1.14
Top View
5.77 mm5.07 mm1.00 ctJ / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 826630215
Side View
Table 61.0%Crown 38.5°Girdle: ThickPavilion 30.9°Culet: NoneDepth 69.4%

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 5
Current: $3,444 USD|Low: $1,309 USD|High: $3,499 USD|Avg: $1,767 USD|-1.6%
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
Retailer 14
November 7, 2026
Retailer 6$1,309 USD
Retailer 7$1,341 USD
Retailer 5$1,412 USD
Retailer 13$1,412 USD
Retailer 14$1,426 USD
Retailer 4$1,477 USD
Retailer 11$1,515 USD
Retailer 12$1,547 USD
Retailer 2$1,585 USD
Retailer 3$1,629 USD
Retailer 9$1,723 USD
Retailer 8$1,957 USD
Retailer 10$2,579 USD
NZ Jewellers$3,444 USD

30 data points across 14 retailers

14 retailers$1,309 USD to $3,444 USD

A
Cheapest Retailer
-
$1,309 USD
A
Retailer 2
-
$1,341 USD
View
A
Retailer 3
-
$1,412 USD
View
Retailer 4
-
$1,412 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$1,426 USD
View
A
Retailer 6
-
$1,477 USD
View
A
Retailer 7
-
$1,515 USD
View
A
Retailer 8
-
$1,547 USD
View
A
Retailer 9
-
$1,585 USD
View
A
Retailer 10
-
$1,629 USD
View
A
Retailer 11
-
$1,723 USD
View
B+
Retailer 12
-
$1,957 USD
View
B
Retailer 13
-
$2,579 USD
View
Most Expensive
B
NZ Jewellers
8193baa3-2a43-4ed0-9f30-6d67beedb5dd · Nov 5
$3,444 USD
View
13 more retailers have this diamond
Prices start from $1,309 USDSave up to $2,135 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
$1,309 USD