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Heart|Natural|GIA

1.00ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1545275861

Certificate GIA 1545275861

Diamond specifications and retailer prices

From $3,716 CAD
As of November 4, 2026
Save $3,865 CAD (51%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,582 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded D 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 1545275861. Listed at 12 retailers as of November 4, 2026, with prices from $3,716 to $7,582, a $3,865 spread on the same certified stone. NZ Jewellers lists it at $7,582. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle40.98°
Pavilion angle39.99°
OriginNatural
Grading LabGIA
CertificateGIA 1545275861
Dimensions6.16 × 6.86 × 4.05 mm
L/W Ratio1.11
Girdle conditionVery Thick
Key to symbols
Feather, Pinpoint, Natural
Top View
6.16 mm6.86 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1545275861
Side View
Table 57.0%Crown 40.98°GirdlePavilion 39.99°Culet: NoneDepth 59.0%

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 4
Current: $7,582 CAD|Low: $3,681 CAD|High: $8,752 CAD|Avg: $4,909 CAD|-13.4%
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 4$3,716 CAD
Retailer 10$3,896 CAD
Retailer 3$3,981 CAD
Retailer 12$4,016 CAD
Retailer 2$4,279 CAD
Retailer 9$4,352 CAD
Retailer 11$4,352 CAD
Retailer 5$4,503 CAD
Retailer 7$4,519 CAD
Retailer 8$5,022 CAD
Retailer 6$7,258 CAD
NZ Jewellers$7,582 CAD

35 data points across 12 retailers

12 retailers$3,716 CAD to $7,582 CAD

B+
Cheapest Retailer
-
$3,716 CAD
B+
Retailer 2
-
$3,896 CAD
View
Retailer 3
-
$3,981 CAD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$4,016 CAD
View
Final sale: no returns
B+
Retailer 5
-
$4,279 CAD
View
B+
Retailer 6
-
$4,352 CAD
View
Retailer 7
-
$4,352 CAD
View
Price last confirmed 21 days ago
B
Retailer 8
-
$4,503 CAD
View
B
Retailer 9
-
$4,519 CAD
View
B
Retailer 10
-
$5,022 CAD
View
B
Retailer 11
-
$7,258 CAD
View
Most Expensive
B
NZ Jewellers
6d1470ad-0d25-47ea-96ba-712cf2e2b54d · Nov 5
$7,582 CAD
$5,390 USD
View
11 more retailers have this diamond
Prices start from $3,716 CADSave up to $3,865 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+
1.00ct Heart
$3,716 CAD