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Round|Natural|GIA

1.02ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1375710423

Certificate GIA 1375710423

Diamond specifications and retailer prices

From $2,933 CAD
As of November 1, 2026
Save $4,709 CAD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,642 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct 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 1375710423. Listed at 13 retailers as of November 1, 2026, with prices from $2,933 to $7,642, a $4,709 spread on the same certified stone. NZ Jewellers lists it at $7,642. 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

1.02
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1375710423
Dimensions6.51 × 6.47 × 3.99 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Clouds, pinpoints and surface graining are not shown.
Top View
6.51 mm6.47 mm1.02 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1375710423
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,845 CAD|Low: $2,933 CAD|High: $6,480 CAD|Avg: $3,956 CAD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$2,933 CAD
Retailer 9$2,990 CAD
Retailer 8$3,194 CAD
Retailer 7$3,303 CAD
Retailer 2$3,464 CAD
Retailer 10$3,559 CAD
Retailer 1$3,845 CAD
Retailer 3$4,461 CAD
Retailer 4$4,535 CAD
Retailer 5$6,387 CAD

44 data points across 10 retailers

13 retailers$2,933 CAD to $7,642 CAD

B+
Cheapest Retailer
-
$2,933 CAD
B+
Retailer 2
-
$2,990 CAD
View
B+
Retailer 3
-
$3,194 CAD
View
B
Retailer 4
-
$3,303 CAD
View
B
Retailer 5
-
$3,311 CAD
View
Retailer 6
-
$3,311 CAD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$3,464 CAD
View
B
Retailer 8
-
$3,821 CAD
View
B
Retailer 9
-
$3,845 CAD
View
B
Retailer 10
-
$4,461 CAD
View
B
Retailer 11
-
$4,535 CAD
View
B
Retailer 12
-
$6,387 CAD
View
Most Expensive
B
NZ Jewellers
c17f7fe0-5094-48ee-a955-905dd99e7998 · Nov 5
$7,642 CAD
$5,472 USD
View
12 more retailers have this diamond
Prices start from $2,933 CADSave up to $4,709 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.

B+
1.02ct Round
$2,933 CAD