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Round|Natural|GIA

1.30ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6485801399

Certificate GIA 6485801399

Diamond specifications and retailer prices

From $4,761 CAD
As of November 1, 2026
Save $8,874 CAD (65%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $13,635 CAD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6485801399. Listed at 20 retailers as of November 1, 2026, with prices from $4,761 to $13,635, a $8,874 spread on the same certified stone. Diamond Quarter lists it at $13,635. 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

1.30
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6485801399
Dimensions6.91 × 6.94 × 4.35 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.91 mm6.94 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6485801399
Side View
Table 56.0%Crown 35.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.8%

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 1
Current: $5,557 CAD|Low: $4,761 CAD|High: $10,110 CAD|Avg: $6,438 CAD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 10$4,761 CAD
Retailer 11$4,881 CAD
Retailer 2$5,402 CAD
Retailer 3$5,465 CAD
Retailer 1$5,557 CAD
Retailer 4$5,674 CAD
Retailer 12$5,973 CAD
Retailer 8$6,021 CAD
Retailer 5$6,304 CAD
Retailer 6$6,405 CAD
Retailer 13$7,107 CAD
Retailer 7$8,723 CAD
Retailer 9$10,042 CAD

37 data points across 13 retailers

20 retailers$4,761 CAD to $13,635 CAD

A
Cheapest Retailer
-
$4,761 CAD
A
Retailer 2
-
$4,881 CAD
View
B+
Retailer 3
-
$5,402 CAD
View
B+
Retailer 4
-
$5,465 CAD
View
B+
Retailer 5
-
$5,557 CAD
View
B+
Retailer 6
-
$5,674 CAD
View
Retailer 7
-
$5,973 CAD
View
Price last confirmed 56 days ago
Retailer 8
-
$5,973 CAD
View
Price last confirmed 19 days ago
Retailer 9
-
$5,973 CAD
View
Price last confirmed 21 days ago
Retailer 10
-
$5,973 CAD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$6,021 CAD
View
B+
Retailer 12
-
$6,304 CAD
View
B+
Retailer 13
-
$6,405 CAD
View
Retailer 14
-
$6,892 CAD
View
Price last confirmed 60 days ago
Retailer 15
-
$6,892 CAD
View
Price last confirmed 19 days ago
B
Retailer 16
-
$8,723 CAD
View
Retailer 17
-
$10,042 CAD
View
Price last confirmed 8 days ago
Retailer 18
-
$10,406 CAD
View
Price last confirmed 57 days ago
Retailer 19
-
$10,406 CAD
View
Price last confirmed 20 days ago
Most Expensive
B
Diamond Quarter
1.3SI2H649971CEN · Nov 5
$13,635 CAD
£7,687 GBP
View
19 more retailers have this diamond
Prices start from $4,761 CADSave up to $8,874 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
1.30ct Round
$4,761 CAD