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Round|Natural|GIA

1.00ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2239108432

Certificate GIA 2239108432

Diamond specifications and retailer prices

From $2,325 CAD
As of November 6, 2026
Save $3,716 CAD (62%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,042 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2239108432. Listed at 20 retailers as of November 5, 2026, with prices from $2,325 to $6,042, a $3,716 spread on the same certified stone. NZ Jewellers lists it at $6,042. 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
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2239108432
Dimensions6.39 × 6.33 × 4.02 mm
L/W Ratio1.01
Top View
6.39 mm6.33 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2239108432
Side View
Table 55.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: $3,378 CAD|Low: $2,325 CAD|High: $5,124 CAD|Avg: $3,216 CAD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2$2,325 CAD
Retailer 10$2,385 CAD
Retailer 8$2,423 CAD
Retailer 3$2,688 CAD
Retailer 11$2,739 CAD
Retailer 9$3,017 CAD
Retailer 6$3,120 CAD
Retailer 1$3,378 CAD
Retailer 5$3,526 CAD
Retailer 4$3,662 CAD
Retailer 7$5,049 CAD

41 data points across 11 retailers

20 retailers$2,325 CAD to $6,042 CAD

A
Cheapest Retailer
-
$2,325 CAD
A
Retailer 2
-
$2,357 CAD
View
A
Retailer 3
-
$2,385 CAD
View
A
Retailer 4
-
$2,423 CAD
View
B+
Retailer 5
-
$2,459 CAD
View
B+
Retailer 6
-
$2,525 CAD
View
Retailer 7
-
$2,619 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$2,619 CAD
View
B+
Retailer 9
-
$2,688 CAD
View
B+
Retailer 10
-
$2,739 CAD
View
B+
Retailer 11
-
$3,017 CAD
View
Retailer 12
-
$3,017 CAD
View
Price last confirmed 28 days ago
Retailer 13
-
$3,017 CAD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$3,021 CAD
View
B+
Retailer 15
-
$3,120 CAD
View
B
Retailer 16
-
$3,378 CAD
View
B+
Retailer 17
-
$3,526 CAD
View
B+
Retailer 18
-
$3,662 CAD
View
B
Retailer 19
-
$5,049 CAD
View
Most Expensive
B
NZ Jewellers
968c877d-6101-4c10-8795-2a9be30a4d4a · Nov 5
$6,042 CAD
$4,326 USD
View
19 more retailers have this diamond
Prices start from $2,325 CADSave up to $3,716 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
$2,325 CAD