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Heart|Natural|GIA

1.20ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 1509270809

Certificate GIA 1509270809

Diamond specifications and retailer prices

From $5,320 CAD
As of November 6, 2026
Save $6,306 CAD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $11,626 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1509270809. Listed at 14 retailers as of November 5, 2026, with prices from $5,320 to $11,626, a $6,306 spread on the same certified stone. NZ Jewellers lists it at $11,626. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1509270809
Dimensions6.26 × 7.39 × 4.56 mm
L/W Ratio1.18
Girdle conditionFaceted
Top View
6.26 mm7.39 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509270809
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.7%

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: $11,626 CAD|Low: $5,494 CAD|High: $11,626 CAD|Avg: $7,411 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$5,494 CAD
Retailer 4$6,046 CAD
Retailer 6$6,046 CAD
Retailer 8$6,046 CAD
Retailer 2$6,562 CAD
Retailer 3$6,570 CAD
Retailer 5$6,975 CAD
Retailer 7$10,628 CAD
NZ Jewellers$11,626 CAD

34 data points across 9 retailers

14 retailers$5,320 CAD to $11,626 CAD

B+
Cheapest Retailer
-
$5,320 CAD
B
Retailer 2
-
$5,494 CAD
View
B
Retailer 3
-
$5,678 CAD
View
B
Retailer 4
-
$6,015 CAD
View
B
Retailer 5
-
$6,046 CAD
View
B
Retailer 6
-
$6,046 CAD
View
Retailer 7
-
$6,046 CAD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$6,562 CAD
View
B
Retailer 9
-
$6,570 CAD
View
B
Retailer 10
-
$6,975 CAD
View
Retailer 11
-
$6,975 CAD
View
Price last confirmed 28 days ago
Retailer 12
-
$7,369 CAD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$10,628 CAD
View
Most Expensive
B
NZ Jewellers
3b720932-fd33-4e95-af39-8e3c3886d0cb · Nov 5
$11,626 CAD
$8,265 USD
View
13 more retailers have this diamond
Prices start from $5,320 CADSave up to $6,306 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
$5,320 CAD