Heart|Natural|GIA

0.73ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 6535730660

Certificate GIA 6535730660

Diamond specifications and retailer prices

From $735 AUD

₹49,143 INR

As of October 24, 2026

10 retailers carry this diamond

Most expensive: $3,237 AUD at NZ Jewellers · As of September 27, 2026

View at NZ Jewellers

About this 0.73ct natural heart diamond

This 0.73ct natural heart sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6535730660. Listed at 10 retailers as of September 27, 2026. 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

0.73

Carat

Colour

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryVery Good

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 6535730660

Dimensions5.32 × 6.06 × 3.64 mm

L/W Ratio1.14

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryVery Good

FluorescenceNone

CertificateGIA 6535730660

Side View

Caratlytics Score

No score right now

No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 24

Current: $3,125 AUD|Low: $710 AUD|High: $3,219 AUD|Avg: $1,377 AUD|-2.9%

NZ Jewellers

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

October 24, 2026

Retailer 2$735 AUD

Retailer 3$838 AUD

Retailer 11$920 AUD

Retailer 7$997 AUD

Retailer 10$1,035 AUD

Retailer 9$1,036 AUD

Retailer 6$1,153 AUD

Retailer 12$1,231 AUD

Retailer 5$1,258 AUD

Retailer 4$1,534 AUD

Retailer 8$2,314 AUD

NZ Jewellers$3,125 AUD

26 data points across 12 retailers

10 retailers$735 AUD to $3,237 AUD

Retailer 1

$735 AUD

₹49,143 INR

Price last confirmed 9 days ago

Retailer 2

$838 AUD

HK$4,600 HKD

View

Price last confirmed 8 days ago

Retailer 3

$997 AUD

$700 USD

View

Price last confirmed 10 days ago

Retailer 4

$1,032 AUD

$725 USD

View

Price last confirmed 35 days ago

Retailer 5

$1,035 AUD

$727 USD

View

Price last confirmed 10 days ago

Retailer 6

$1,036 AUD

SGD 983 SGD

View

Price last confirmed 10 days ago

Retailer 7

$1,534 AUD

View

Price last confirmed 29 days ago

Retailer 8

$2,314 AUD

£1,280 GBP

View

Price last confirmed 12 days ago

Retailer 9

$3,125 AUD

$2,195 USD

View

Price under review

Most Expensive

NZ Jewellers

13254521-fbf5-4425-a288-7126ce49d559 · Sep 27

$3,237 AUD

$2,274 USD

View

Price under review

9 more retailers have this diamond

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.

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0.73ct Heart

$735 AUD