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Heart|Natural|GIA

1.20ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 6422701827

Certificate GIA 6422701827

Diamond specifications and retailer prices

From $1,997 CAD
As of November 6, 2026
Save $4,047 CAD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,044 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 H 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 6422701827. Listed at 12 retailers as of November 5, 2026, with prices from $1,997 to $6,044, a $4,047 spread on the same certified stone. NZ Jewellers lists it at $6,044. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6422701827
Dimensions6.93 × 6.41 × 4.10 mm
L/W Ratio1.08
Top View
6.93 mm6.41 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6422701827
Side View
Table 57.0%CrownGirdle: THN-XTKPavilionCulet: NoneDepth 59.2%

Caratlytics Score

How it works →
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: $6,044 CAD|Low: $1,836 CAD|High: $6,089 CAD|Avg: $2,979 CAD|-0.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$1,997 CAD
Retailer 11$2,279 CAD
Retailer 4$2,287 CAD
Retailer 5$2,404 CAD
Retailer 3$2,478 CAD
Retailer 10$2,592 CAD
Retailer 8$2,777 CAD
Retailer 7$2,785 CAD
Retailer 12$2,860 CAD
Retailer 6$3,365 CAD
Retailer 9$4,330 CAD
NZ Jewellers$6,044 CAD

33 data points across 12 retailers

12 retailers$1,997 CAD to $6,044 CAD

A
Cheapest Retailer
-
$1,997 CAD
A
Retailer 2
-
$2,279 CAD
View
A
Retailer 3
-
$2,287 CAD
View
Final sale: no returns
A
Retailer 4
-
$2,404 CAD
View
A
Retailer 5
-
$2,478 CAD
View
A
Retailer 6
-
$2,592 CAD
View
A
Retailer 7
-
$2,777 CAD
View
B+
Retailer 8
-
$2,785 CAD
View
B+
Retailer 9
-
$2,860 CAD
View
B+
Retailer 10
-
$3,365 CAD
View
B+
Retailer 11
-
$4,330 CAD
View
Most Expensive
B
NZ Jewellers
39e87a42-5e5f-4e0f-b712-0a3b21b70841 · Nov 5
$6,044 CAD
$4,297 USD
View
11 more retailers have this diamond
Prices start from $1,997 CADSave up to $4,047 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
$1,997 CAD