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Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

GD • E/SI1 • GIA 6392299025

Certificate GIA 6392299025

Diamond specifications and retailer prices

From $2,945 CAD
As of October 31, 2026
Save $5,634 CAD (66%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,579 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 E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6392299025. Listed at 24 retailers as of October 31, 2026, with prices from $2,945 to $8,579, a $5,634 spread on the same certified stone. NZ Jewellers lists it at $8,579. 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

1.00
Carat
E
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6392299025
Dimensions6.18 × 6.14 × 4.04 mm
L/W Ratio1.01
Top View
6.18 mm6.14 mm1.00 ctE / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6392299025
Side View
Table 58.0%Crown 38.5°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 65.5%

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: Oct 31
Current: $4,156 CAD|Low: $2,937 CAD|High: $6,899 CAD|Avg: $4,174 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$2,945 CAD
Retailer 11$2,985 CAD
Retailer 2$3,674 CAD
Retailer 9$3,712 CAD
Retailer 3$3,788 CAD
Retailer 5$3,923 CAD
Retailer 1$4,156 CAD
Retailer 4$4,318 CAD
Retailer 8$4,577 CAD
Retailer 6$5,008 CAD
Retailer 7$6,843 CAD

31 data points across 11 retailers

24 retailers$2,945 CAD to $8,579 CAD

A
Cheapest Retailer
-
$2,945 CAD
A
Retailer 2
-
$2,985 CAD
View
B+
Retailer 3
-
$3,535 CAD
View
B+
Retailer 4
-
$3,674 CAD
View
B+
Retailer 5
-
$3,712 CAD
View
B+
Retailer 6
-
$3,788 CAD
View
Final sale: no returns
B+
Retailer 7
-
$3,874 CAD
View
B+
Retailer 8
-
$3,923 CAD
View
B+
Retailer 9
-
$4,008 CAD
View
B+
Retailer 10
-
$4,103 CAD
View
Retailer 11
-
$4,103 CAD
View
Price last confirmed 8 days ago
Retailer 12
-
$4,128 CAD
View
Price last confirmed 109 days ago
B+
Retailer 13
-
$4,156 CAD
View
B+
Retailer 14
-
$4,261 CAD
View
B+
Retailer 15
-
$4,302 CAD
View
B+
Retailer 16
-
$4,318 CAD
View
B+
Retailer 17
-
$4,577 CAD
View
Retailer 18
-
$4,614 CAD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
$4,734 CAD
View
B
Retailer 20
-
$5,008 CAD
View
B
Retailer 21
-
$6,843 CAD
View
B
Retailer 22
-
$7,733 CAD
View
C
Retailer 23
-
$8,085 CAD
View
Most Expensive
C
NZ Jewellers
21b345b7-76c4-4d88-b70b-daf06d2a06a4 · Nov 5
$8,579 CAD
$6,143 USD
View
23 more retailers have this diamond
Prices start from $2,945 CADSave up to $5,634 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
$2,945 CAD