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Round|Natural|GIA

1.01ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 1236390802

Certificate GIA 1236390802

Diamond specifications and retailer prices

From $2,218 CAD
As of November 4, 2026
Save $4,459 CAD (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,677 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1236390802. Listed at 15 retailers as of November 4, 2026, with prices from $2,218 to $6,677, a $4,459 spread on the same certified stone. NZ Jewellers lists it at $6,677. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
K
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1236390802
Dimensions6.32 × 6.25 × 4.04 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Inscription(s): GIA 1236390802, HRD Antwerp 220000014950
Top View
6.32 mm6.25 mm1.01 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236390802
Side View
Table 58.0%Crown 36°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 64.2%

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 4
Current: $6,677 CAD|Low: $2,218 CAD|High: $6,677 CAD|Avg: $3,304 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11$2,218 CAD
Retailer 8$2,260 CAD
Retailer 9$2,318 CAD
Retailer 4$2,480 CAD
Retailer 12$2,480 CAD
Retailer 10$2,595 CAD
Retailer 3$2,862 CAD
Retailer 2$2,937 CAD
Retailer 5$3,219 CAD
Retailer 6$3,468 CAD
Retailer 7$4,783 CAD
NZ Jewellers$6,677 CAD

41 data points across 12 retailers

15 retailers$2,218 CAD to $6,677 CAD

B+
Cheapest Retailer
-
$2,218 CAD
B+
Retailer 2
-
$2,232 CAD
View
B+
Retailer 3
-
$2,260 CAD
View
B+
Retailer 4
-
$2,318 CAD
View
B+
Retailer 5
-
$2,328 CAD
View
B+
Retailer 6
-
$2,413 CAD
View
B+
Retailer 7
-
$2,480 CAD
View
Retailer 8
-
$2,480 CAD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,595 CAD
View
B+
Retailer 10
-
$2,862 CAD
View
B+
Retailer 11
-
$2,937 CAD
View
B
Retailer 12
-
$3,219 CAD
View
B
Retailer 13
-
$3,468 CAD
View
B
Retailer 14
-
$4,783 CAD
View
Most Expensive
C
NZ Jewellers
5aa44d12-82cf-4380-96fc-42675d74002c · Nov 5
$6,677 CAD
$4,781 USD
View
14 more retailers have this diamond
Prices start from $2,218 CADSave up to $4,459 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+
1.01ct Round
$2,218 CAD