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Heart|Natural|GIA

0.72ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 6422946893

Certificate GIA 6422946893

Diamond specifications and retailer prices

From $945 AUD
As of November 5, 2026
Save $2,019 AUD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,963 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.72ct natural heart diamond

This 0.72ct natural heart sits in the half to three-quarter 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 6422946893. Listed at 10 retailers as of November 5, 2026, with prices from $945 to $2,963, a $2,019 spread on the same certified stone. NZ Jewellers lists it at $2,963. 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

0.72
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.15°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 6422946893
Dimensions5.61 × 6.10 × 3.57 mm
L/W Ratio1.09
Top View
5.61 mm6.10 mm0.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422946893
Side View
Table 61.0%Crown 38.15°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 58.4%

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 5
Current: $2,963 AUD|Low: $945 AUD|High: $2,963 AUD|Avg: $1,409 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$945 AUD
Retailer 8$1,017 AUD
Retailer 10$1,090 AUD
Retailer 5$1,153 AUD
Retailer 2$1,185 AUD
Retailer 11$1,215 AUD
Retailer 3$1,368 AUD
Retailer 4$1,380 AUD
Retailer 6$1,410 AUD
Retailer 7$2,179 AUD
NZ Jewellers$2,963 AUD

11 data points across 11 retailers

10 retailers$945 AUD to $2,963 AUD

A
Cheapest Retailer
-
$945 AUD
A
Retailer 2
-
$1,017 AUD
View
B+
Retailer 3
-
$1,090 AUD
View
B+
Retailer 4
-
$1,153 AUD
View
B+
Retailer 5
-
$1,185 AUD
View
B+
Retailer 6
-
$1,215 AUD
View
B+
Retailer 7
-
$1,380 AUD
View
B
Retailer 8
-
$1,410 AUD
View
B
Retailer 9
-
$2,179 AUD
View
Most Expensive
B
NZ Jewellers
3d0cdede-3db2-45f9-995a-cf6c6caa1a07 · Nov 5
$2,963 AUD
$2,036 USD
View
9 more retailers have this diamond
Prices start from $945 AUDSave up to $2,019 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
0.72ct Heart
$945 AUD