Radiant|Natural|IGI

1.00ct H SI1 Radiant Natural Diamond

VG • H/SI1 • IGI 784626893

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

Certificate IGI 784626893

Diamond specifications and retailer prices

From $1,440 USD
As of November 6, 2026
Save $3,275 USD (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,715 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 784626893. Listed at 17 retailers as of November 5, 2026, with prices from $1,440 to $4,715, a $3,275 spread on the same certified stone. NZ Jewellers lists it at $4,715. 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 angle46.1°
Pavilion angle37.4°
OriginNatural
Grading LabIGI
CertificateIGI 784626893
Dimensions6.91 × 4.98 × 3.45 mm
L/W Ratio1.39
Culet sizePointed
Top View
6.91 mm4.98 mm1.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 784626893
Side View
Table 70.0%Crown 46.1°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 69.3%

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: $4,715 USD|Low: $1,440 USD|High: $4,848 USD|Avg: $2,284 USD|-2.7%
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
Retailer 15
Retailer 16
November 6, 2026
Retailer 2$1,440 USD
Retailer 4$1,747 USD
Retailer 7$1,784 USD
Retailer 3$1,830 USD
Retailer 9$1,875 USD
Retailer 15$1,933 USD
Retailer 14$1,975 USD
Retailer 8$2,023 USD
Retailer 5$2,071 USD
Retailer 6$2,132 USD
Retailer 11$2,135 USD
Retailer 16$2,231 USD
Retailer 12$2,359 USD
Retailer 10$2,459 USD
Retailer 13$3,378 USD
NZ Jewellers$4,715 USD

22 data points across 16 retailers

17 retailers$1,440 USD to $4,715 USD

A
Cheapest Retailer
-
$1,440 USD
A
Retailer 2
-
$1,747 USD
View
B+
Retailer 3
-
$1,784 USD
View
Final sale: no returns
A
Retailer 4
-
$1,830 USD
View
A
Retailer 5
-
$1,875 USD
View
B+
Retailer 6
-
$1,933 USD
View
B+
Retailer 7
-
$1,975 USD
View
Retailer 8
-
$1,988 USD
View
Price last confirmed 22 days ago
B+
Retailer 9
-
$2,023 USD
View
B+
Retailer 10
-
$2,071 USD
View
B+
Retailer 11
-
$2,132 USD
View
B+
Retailer 12
-
$2,135 USD
View
B+
Retailer 13
-
$2,231 USD
View
B+
Retailer 14
-
$2,359 USD
View
B+
Retailer 15
-
$2,459 USD
View
B
Retailer 16
-
$3,378 USD
View
Most Expensive
C
NZ Jewellers
1ede4219-32d5-4796-9b54-3db29f3e9f77 · Nov 5
$4,715 USD
View
16 more retailers have this diamond
Prices start from $1,440 USDSave up to $3,275 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
$1,440 USD