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Heart|Natural|GIA

1.30ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 6415809220

Certificate GIA 6415809220

Diamond specifications and retailer prices

From $5,428 CAD
As of November 6, 2026
Save $5,387 CAD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,815 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural heart diamond

This 1.3ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6415809220. Listed at 16 retailers as of November 4, 2026, with prices from $5,428 to $10,815, a $5,387 spread on the same certified stone. MOH London lists it at $10,815. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6415809220
Dimensions6.37 × 5.62 × 4.13 mm
L/W Ratio1.13
Top View
6.37 mm5.62 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6415809220
Side View
Table 63.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 73.5%

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 6
Current: $10,815 CAD|Low: $5,218 CAD|High: $10,976 CAD|Avg: $7,026 CAD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$5,428 CAD
Retailer 6$5,604 CAD
Retailer 7$5,694 CAD
Retailer 10$5,846 CAD
Retailer 2$6,604 CAD
Retailer 5$6,708 CAD
Retailer 8$6,863 CAD
Retailer 3$7,660 CAD
Retailer 4$8,306 CAD
MOH London$10,815 CAD

39 data points across 10 retailers

16 retailers$5,428 CAD to $10,815 CAD

B+
Cheapest Retailer
-
$5,428 CAD
B
Retailer 2
-
$5,604 CAD
View
B
Retailer 3
-
$5,694 CAD
View
Final sale: no returns
B+
Retailer 4
-
$5,844 CAD
View
B+
Retailer 5
-
$5,846 CAD
View
B
Retailer 6
-
$6,133 CAD
View
B
Retailer 7
-
$6,604 CAD
View
B
Retailer 8
-
$6,667 CAD
View
B
Retailer 9
-
$6,667 CAD
View
B
Retailer 10
-
$6,708 CAD
View
Retailer 11
-
$6,863 CAD
View
Price last confirmed 28 days ago
B
Retailer 12
-
$6,892 CAD
View
Retailer 13
-
$7,518 CAD
View
Price last confirmed 22 days ago
B
Retailer 14
-
$7,660 CAD
View
B
Retailer 15
-
$8,306 CAD
View
Most Expensive
B
MOH London
2B896FE34 · Nov 4
$10,815 CAD
£6,054 GBP
View
15 more retailers have this diamond
Prices start from $5,428 CADSave up to $5,387 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 Heart
$5,428 CAD