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Heart|Natural|GIA

1.00ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 2547731109

Certificate GIA 2547731109

Diamond specifications and retailer prices

From $1,522 CAD
As of November 4, 2026
Save $1,016 CAD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,538 CAD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547731109. Listed at 10 retailers as of November 4, 2026, with prices from $1,522 to $2,538, a $1,016 spread on the same certified stone. Wholesale Diamonds Direct lists it at $2,538. 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

1.00
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.8°
Pavilion angle38.05°
OriginNatural
Grading LabGIA
CertificateGIA 2547731109
Dimensions5.90 × 6.94 × 4.06 mm
L/W Ratio1.18
Top View
5.90 mm6.94 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547731109
Side View
Table 58.0%Crown 36.8°Girdle: MED-THKPavilion 38.05°Culet: NoneDepth 58.6%

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 4
Current: $1,715 CAD|Low: $1,522 CAD|High: $2,609 CAD|Avg: $1,838 CAD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 3$1,522 CAD
Retailer 8$1,618 CAD
Retailer 7$1,637 CAD
Retailer 4$1,646 CAD
Retailer 6$1,657 CAD
Retailer 1$1,715 CAD
Retailer 5$1,874 CAD
Retailer 9$1,893 CAD
Retailer 2$1,912 CAD
Wholesale Diamonds Direct$2,538 CAD

39 data points across 10 retailers

10 retailers$1,522 CAD to $2,538 CAD

A
Cheapest Retailer
-
$1,522 CAD
A
Retailer 2
-
$1,618 CAD
View
A
Retailer 3
-
$1,637 CAD
View
A
Retailer 4
-
$1,646 CAD
View
A
Retailer 5
-
$1,657 CAD
View
A
Retailer 6
-
$1,715 CAD
View
A
Retailer 7
-
$1,874 CAD
View
A
Retailer 8
-
$1,893 CAD
View
A
Retailer 9
-
$1,912 CAD
View
Most Expensive
B+
Wholesale Diamonds Direct
488122460 · Nov 4
$2,538 CAD
$1,804 USD
View
9 more retailers have this diamond
Prices start from $1,522 CADSave up to $1,016 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
1.00ct Heart
$1,522 CAD