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Round|Natural|GIA

1.03ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1246109498

Certificate GIA 1246109498

Diamond specifications and retailer prices

From $2,524 CAD
As of November 4, 2026
Save $1,844 CAD (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,367 CAD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.03ct natural round diamond

This 1.03ct 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 1246109498. Listed at 12 retailers as of November 4, 2026, with prices from $2,524 to $4,367, a $1,844 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,367. 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

1.03
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1246109498
Dimensions6.49 × 6.46 × 4.03 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.49 mm6.46 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1246109498
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NDepth 62.1%

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 4
Current: $2,927 CAD|Low: $2,524 CAD|High: $4,367 CAD|Avg: $3,133 CAD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 3$2,524 CAD
Retailer 9$2,665 CAD
Retailer 10$2,672 CAD
Retailer 8$2,694 CAD
Retailer 1$2,927 CAD
Retailer 2$2,934 CAD
Retailer 5$3,380 CAD
Retailer 6$3,405 CAD
Retailer 11$3,437 CAD
Retailer 4$3,764 CAD
Retailer 7$4,106 CAD
Wholesale Diamonds Direct$4,367 CAD

9 data points across 12 retailers

12 retailers$2,524 CAD to $4,367 CAD

A
Cheapest Retailer
-
$2,524 CAD
B+
Retailer 2
-
$2,665 CAD
View
B+
Retailer 3
-
$2,672 CAD
View
B+
Retailer 4
-
$2,694 CAD
View
B+
Retailer 5
-
$2,927 CAD
View
B+
Retailer 6
-
$2,934 CAD
View
B
Retailer 7
-
$3,380 CAD
View
B
Retailer 8
-
$3,405 CAD
View
B
Retailer 9
-
$3,437 CAD
View
B
Retailer 10
-
$3,764 CAD
View
B
Retailer 11
-
$4,106 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
636229874 · Nov 4
$4,367 CAD
$3,127 USD
View
11 more retailers have this diamond
Prices start from $2,524 CADSave up to $1,844 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
1.03ct Round
$2,524 CAD