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Heart|Natural|GIA

1.20ct G SI1 Heart Natural Diamond

ID • G/SI1 • GIA 6541270102

Certificate GIA 6541270102

Diamond specifications and retailer prices

From $2,618 CAD
As of November 6, 2026
Save $3,592 CAD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,210 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 G 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 6541270102. Listed at 17 retailers as of November 5, 2026, with prices from $2,618 to $6,210, a $3,592 spread on the same certified stone. NZ Jewellers lists it at $6,210. 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
G
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.92°
OriginNatural
Grading LabGIA
CertificateGIA 6541270102
Dimensions7.45 × 6.15 × 4.27 mm
L/W Ratio1.21
Top View
7.45 mm6.15 mm1.20 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6541270102
Side View
Table 65.0%Crown 34°Girdle: Extremely ThickPavilion 41.92°Culet: NoneDepth 57.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,210 CAD|Low: $2,618 CAD|High: $6,399 CAD|Avg: $3,551 CAD|-2.9%
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
Retailer 15
November 6, 2026
Retailer 8$2,618 CAD
Retailer 6$2,741 CAD
Retailer 9$2,809 CAD
Retailer 5$2,936 CAD
Retailer 3$2,971 CAD
Retailer 15$3,003 CAD
Retailer 2$3,007 CAD
Retailer 7$3,061 CAD
Retailer 4$3,107 CAD
Retailer 11$3,147 CAD
Retailer 12$3,342 CAD
Retailer 13$3,625 CAD
Retailer 10$3,933 CAD
Retailer 14$5,189 CAD
NZ Jewellers$6,210 CAD

28 data points across 15 retailers

17 retailers$2,618 CAD to $6,210 CAD

A
Cheapest Retailer
-
$2,618 CAD
A
Retailer 2
-
$2,741 CAD
View
Final sale: no returns
A
Retailer 3
-
$2,809 CAD
View
A
Retailer 4
-
$2,936 CAD
View
A
Retailer 5
-
$2,971 CAD
View
A
Retailer 6
-
$3,003 CAD
View
A
Retailer 7
-
$3,007 CAD
View
A
Retailer 8
-
$3,024 CAD
View
Retailer 9
-
$3,061 CAD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$3,107 CAD
View
A
Retailer 11
-
$3,147 CAD
View
A
Retailer 12
-
$3,342 CAD
View
B+
Retailer 13
-
$3,625 CAD
View
Retailer 14
-
$3,763 CAD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
$3,933 CAD
View
B
Retailer 16
-
$5,189 CAD
View
Most Expensive
B
NZ Jewellers
4380634e-7ea0-4409-b831-d3ffec60d129 · Nov 5
$6,210 CAD
$4,415 USD
View
16 more retailers have this diamond
Prices start from $2,618 CADSave up to $3,592 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
1.20ct Heart
$2,618 CAD