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Radiant|Natural|GIA

1.00ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 2566373367

Certificate GIA 2566373367

Diamond specifications and retailer prices

From $2,052 CAD
As of November 6, 2026
Save $4,632 CAD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,684 CAD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566373367. Listed at 11 retailers as of November 5, 2026, with prices from $2,052 to $6,684, a $4,632 spread on the same certified stone. NZ Jewellers lists it at $6,684. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566373367
Dimensions6.48 × 4.98 × 3.56 mm
L/W Ratio1.30
Girdle conditionThick to Very Thick
Key to symbols
Feather, Crystal
Top View
6.48 mm4.98 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566373367
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 71.4%

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: $6,684 CAD|Low: $2,034 CAD|High: $6,684 CAD|Avg: $3,202 CAD|+12.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 10$2,052 CAD
Retailer 4$2,062 CAD
Retailer 3$2,184 CAD
Retailer 11$2,561 CAD
Retailer 5$2,658 CAD
Retailer 9$2,740 CAD
Retailer 6$2,853 CAD
Retailer 8$2,867 CAD
Retailer 2$3,410 CAD
Retailer 7$4,788 CAD
NZ Jewellers$6,684 CAD

31 data points across 11 retailers

11 retailers$2,052 CAD to $6,684 CAD

A
Cheapest Retailer
-
$2,052 CAD
A
Retailer 2
-
$2,062 CAD
View
A
Retailer 3
-
$2,184 CAD
View
Final sale: no returns
B+
Retailer 4
-
$2,561 CAD
View
B+
Retailer 5
-
$2,658 CAD
View
B+
Retailer 6
-
$2,740 CAD
View
B+
Retailer 7
-
$2,853 CAD
View
B+
Retailer 8
-
$2,867 CAD
View
B+
Retailer 9
-
$3,410 CAD
View
B
Retailer 10
-
$4,788 CAD
View
Most Expensive
C
NZ Jewellers
147dd911-f053-4819-bf74-292a933c0f11 · Nov 5
$6,684 CAD
$4,752 USD
View
10 more retailers have this diamond
Prices start from $2,052 CADSave up to $4,632 CAD

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
$2,052 CAD