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Heart|Natural|GIA

1.01ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 6521324352

Certificate GIA 6521324352

Diamond specifications and retailer prices

From $1,675 AUD
As of November 4, 2026
Save $2,589 AUD (61%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,264 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct 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 6521324352. Listed at 14 retailers as of November 4, 2026, with prices from $1,675 to $4,264, a $2,589 spread on the same certified stone. NZ Jewellers lists it at $4,264. 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

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.83°
Pavilion angle38.62°
OriginNatural
Grading LabGIA
CertificateGIA 6521324352
Dimensions5.89 × 6.84 × 4.01 mm
L/W Ratio1.16
Top View
5.89 mm6.84 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521324352
Side View
Table 62.0%Crown 39.83°Girdle: THK-VTKPavilion 38.62°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,264 AUD|Low: $1,675 AUD|High: $4,264 AUD|Avg: $2,104 AUD
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 6, 2026
Retailer 5$1,675 AUD
Retailer 12$1,681 AUD
Retailer 7$1,696 AUD
Retailer 2$1,739 AUD
Retailer 3$1,748 AUD
Retailer 13$1,748 AUD
Retailer 11$1,816 AUD
Retailer 6$1,893 AUD
Retailer 4$1,950 AUD
Retailer 9$1,975 AUD
Retailer 14$2,017 AUD
Retailer 8$2,134 AUD
Retailer 10$3,202 AUD
NZ Jewellers$4,264 AUD

37 data points across 14 retailers

14 retailers$1,675 AUD to $4,264 AUD

A
Cheapest Retailer
-
$1,675 AUD
A
Retailer 2
-
$1,681 AUD
View
A
Retailer 3
-
$1,696 AUD
View
A
Retailer 4
-
$1,739 AUD
View
A
Retailer 5
-
$1,748 AUD
View
Retailer 6
-
$1,748 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,816 AUD
View
A
Retailer 8
-
$1,893 AUD
View
A
Retailer 9
-
$1,950 AUD
View
A
Retailer 10
-
$1,975 AUD
View
A
Retailer 11
-
$2,017 AUD
View
A
Retailer 12
-
$2,134 AUD
View
B+
Retailer 13
-
$3,202 AUD
View
Most Expensive
B
NZ Jewellers
0837a062-daa1-42ce-8775-59a357f7ec1b · Nov 5
$4,264 AUD
$2,930 USD
View
13 more retailers have this diamond
Prices start from $1,675 AUDSave up to $2,589 AUD

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
1.01ct Heart
$1,675 AUD