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Heart|Natural|GIA

1.25ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1553638557

Certificate GIA 1553638557

Diamond specifications and retailer prices

From $2,422 CAD
$1,734 USD
As of November 1, 2026
Save $4,062 CAD (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,484 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.25ct natural heart diamond

This 1.25ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553638557. Listed at 14 retailers as of October 30, 2026, with prices from $2,422 to $6,484, a $4,062 spread on the same certified stone. NZ Jewellers lists it at $6,484. 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

1.25
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.98°
OriginNatural
Grading LabGIA
CertificateGIA 1553638557
Dimensions6.63 × 7.51 × 4.22 mm
L/W Ratio1.13
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather, Needle, Indented Natural, Natural
Top View
6.63 mm7.51 mm1.25 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1553638557
Side View
Table 58.0%Crown 36.98°Girdle: MED-VTKPavilionCulet: NoneDepth 56.2%

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 1
Current: $6,484 CAD|Low: $2,422 CAD|High: $6,584 CAD|Avg: $3,650 CAD|-1.5%
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
November 2, 2026
Retailer 14$2,422 CAD
Retailer 4$2,453 CAD
Retailer 7$2,628 CAD
Retailer 6$2,658 CAD
Retailer 12$2,658 CAD
Retailer 11$2,746 CAD
Retailer 3$2,766 CAD
Retailer 5$2,781 CAD
Retailer 13$2,851 CAD
Retailer 10$2,913 CAD
Retailer 2$2,915 CAD
Retailer 9$3,068 CAD
Retailer 8$4,682 CAD
NZ Jewellers$6,484 CAD

41 data points across 14 retailers

14 retailers$2,422 CAD to $6,484 CAD

A
Cheapest Retailer
-
$2,422 CAD
$1,734 USD
A
Retailer 2
-
$2,453 CAD
$1,756 USD
View
Final sale: no returns
A
Retailer 3
-
$2,628 CAD
£1,482 GBP
View
A
Retailer 4
-
$2,658 CAD
$1,903 USD
View
A
Retailer 5
-
$2,658 CAD
$1,903 USD
View
A
Retailer 6
-
$2,746 CAD
$1,966 USD
View
A
Retailer 7
-
$2,766 CAD
$1,980 USD
View
A
Retailer 8
-
$2,781 CAD
$1,991 USD
View
A
Retailer 9
-
$2,851 CAD
$2,041 USD
View
A
Retailer 10
-
$2,913 CAD
$2,085 USD
View
A
Retailer 11
-
$2,915 CAD
£1,643 GBP
View
A
Retailer 12
-
$3,068 CAD
$2,196 USD
View
B+
Retailer 13
-
$4,682 CAD
£2,639 GBP
View
Most Expensive
B
NZ Jewellers
b6e459be-f91b-4c67-87a6-031833ab505e · Oct 30
$6,484 CAD
$4,642 USD
View
13 more retailers have this diamond
Prices start from $2,422 CADSave up to $4,062 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
1.25ct Heart
$2,422 CAD