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Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6555956405

Certificate GIA 6555956405

Diamond specifications and retailer prices

From $6,697 CAD
As of November 5, 2026
Save $2,000 CAD (23%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,921 CAD at NZ Jewellers · As of October 6, 2026
View at NZ Jewellers

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555956405. Listed at 12 retailers as of November 5, 2026, with a 30% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6555956405
Dimensions6.96 × 7.01 × 4.36 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.96 mm7.01 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6555956405
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 41.4°Culet: NoneDepth 62.5%

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 5
Current: $11,921 CAD|Low: $6,067 CAD|High: $11,921 CAD|Avg: $7,248 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
Retailer 13
Retailer 14
November 5, 2026
Retailer 5$6,067 CAD
Retailer 13$6,216 CAD
Retailer 6$6,550 CAD
Retailer 10$6,697 CAD
Retailer 7$6,815 CAD
Retailer 3$7,079 CAD
Retailer 11$7,128 CAD
Retailer 12$7,128 CAD
Retailer 4$7,336 CAD
Retailer 9$7,433 CAD
Retailer 8$8,004 CAD
Retailer 14$8,225 CAD
Retailer 2$8,697 CAD
NZ Jewellers$11,921 CAD

18 data points across 14 retailers

12 retailers$6,697 CAD to $8,697 CAD

Retailer 1
-
$6,216 CAD
Price last confirmed 10 days ago
B+
Retailer 2
-
$6,697 CAD
View
B+
Retailer 3
-
$6,815 CAD
View
Retailer 4
-
$7,079 CAD
View
Price last confirmed 43 days ago
B+
Retailer 5
-
$7,128 CAD
View
Retailer 6
-
$7,128 CAD
View
Price last confirmed 15 days ago
Retailer 7
-
$7,336 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$7,433 CAD
View
B
Retailer 9
-
$8,004 CAD
View
B+
Retailer 10
-
$8,225 CAD
View
B+
Retailer 11
-
$8,697 CAD
View
Most Expensive
NZ Jewellers
6ef02b67-2e4e-49dd-9911-874591fbb2b6 · Oct 6
$11,921 CAD
$8,536 USD
View
Price last confirmed 31 days ago
11 more retailers have this diamond
Prices start from $6,697 CADSave up to $2,000 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+
1.30ct Round
$6,697 CAD