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Round|Natural|GIA

1.00ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2243070990

Certificate GIA 2243070990

Diamond specifications and retailer prices

From $1,936 CAD
As of November 5, 2026
Save $1,730 CAD (47%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,666 CAD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2243070990. Listed at 10 retailers as of November 4, 2026, with prices from $1,936 to $3,666, a $1,730 spread on the same certified stone. Wholesale Diamonds Direct lists it at $3,666. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2243070990
Dimensions6.36 × 4.01 × 4.01 mm
L/W Ratio1.59
Culet sizeNone
Top View
6.36 mm4.01 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2243070990
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.3%

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 5
Current: $2,476 CAD|Low: $1,925 CAD|High: $3,887 CAD|Avg: $2,757 CAD|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 3$1,936 CAD
Retailer 6$2,247 CAD
Retailer 5$2,285 CAD
Retailer 9$2,447 CAD
Retailer 1$2,476 CAD
Retailer 7$2,486 CAD
Retailer 4$2,899 CAD
Retailer 8$2,971 CAD
Retailer 2$3,140 CAD
Wholesale Diamonds Direct$3,666 CAD

43 data points across 10 retailers

10 retailers$1,936 CAD to $3,666 CAD

A
Cheapest Retailer
-
$1,936 CAD
A
Retailer 2
-
$2,247 CAD
View
A
Retailer 3
-
$2,285 CAD
View
A
Retailer 4
-
$2,447 CAD
View
A
Retailer 5
-
$2,476 CAD
View
B+
Retailer 6
-
$2,486 CAD
View
B+
Retailer 7
-
$2,899 CAD
View
B+
Retailer 8
-
$2,971 CAD
View
B+
Retailer 9
-
$3,140 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
481731588 · Nov 4
$3,666 CAD
$2,625 USD
View
9 more retailers have this diamond
Prices start from $1,936 CADSave up to $1,730 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 Round
$1,936 CAD