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Heart|Natural|GIA

1.20ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 5413323903

Certificate GIA 5413323903

Diamond specifications and retailer prices

From $5,133 CAD
As of November 5, 2026
Save $6,382 CAD (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $11,514 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5413323903. Listed at 11 retailers as of November 5, 2026, with prices from $5,133 to $11,514, a $6,382 spread on the same certified stone. NZ Jewellers lists it at $11,514. 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

1.20
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5413323903
Dimensions6.36 × 7.37 × 4.28 mm
L/W Ratio1.16
Top View
6.36 mm7.37 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5413323903
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.0%

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: $11,514 CAD|Low: $4,936 CAD|High: $11,514 CAD|Avg: $7,099 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$5,133 CAD
Retailer 7$5,227 CAD
Retailer 5$5,527 CAD
Retailer 6$5,988 CAD
Retailer 8$5,988 CAD
Retailer 2$6,570 CAD
Retailer 9$6,908 CAD
Retailer 10$7,309 CAD
Retailer 4$10,497 CAD
NZ Jewellers$11,514 CAD

38 data points across 10 retailers

11 retailers$5,133 CAD to $11,514 CAD

B+
Cheapest Retailer
-
$5,133 CAD
B+
Retailer 2
-
$5,227 CAD
View
B
Retailer 3
-
$5,320 CAD
View
B
Retailer 4
-
$5,496 CAD
View
B
Retailer 5
-
$5,527 CAD
View
Final sale: no returns
B
Retailer 6
-
$5,988 CAD
View
B
Retailer 7
-
$5,988 CAD
View
B
Retailer 8
-
$6,570 CAD
View
B
Retailer 9
-
$6,908 CAD
View
B
Retailer 10
-
$10,497 CAD
View
Most Expensive
B
NZ Jewellers
f98dea9f-60bb-4ddc-afc2-d8ee93f13844 · Nov 5
$11,514 CAD
$8,186 USD
View
10 more retailers have this diamond
Prices start from $5,133 CADSave up to $6,382 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+
1.20ct Heart
$5,133 CAD