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Heart|Natural|GIA

0.76ct J SI1 Heart Natural Diamond

ID • J/SI1 • GIA 6545739906

Certificate GIA 6545739906

Diamond specifications and retailer prices

From $780 AUD
As of November 6, 2026
Save $2,666 AUD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,446 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.76ct natural heart diamond

This 0.76ct natural heart sits in the just-under-one-carat band, graded J 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 6545739906. Listed at 12 retailers as of November 5, 2026, with prices from $780 to $3,446, a $2,666 spread on the same certified stone. NZ Jewellers lists it at $3,446. 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

0.76
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545739906
Dimensions5.50 × 6.39 × 3.65 mm
L/W Ratio1.16
Top View
5.50 mm6.39 mm0.76 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6545739906
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: NoneDepth 57.1%

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 6
Current: $3,446 AUD|Low: $761 AUD|High: $3,446 AUD|Avg: $1,519 AUD|+1.2%
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 3$780 AUD
Retailer 2$814 AUD
Retailer 9$1,099 AUD
Retailer 12$1,116 AUD
Retailer 10$1,276 AUD
Retailer 11$1,291 AUD
Retailer 6$1,298 AUD
Retailer 5$1,549 AUD
Retailer 4$1,632 AUD
Retailer 7$1,640 AUD
Retailer 8$2,008 AUD
NZ Jewellers$3,446 AUD

35 data points across 12 retailers

12 retailers$780 AUD to $3,446 AUD

A
Cheapest Retailer
-
$780 AUD
Final sale: no returns
A
Retailer 2
-
$814 AUD
View
A
Retailer 3
-
$1,099 AUD
View
A
Retailer 4
-
$1,116 AUD
View
A
Retailer 5
-
$1,276 AUD
View
B+
Retailer 6
-
$1,291 AUD
View
B+
Retailer 7
-
$1,298 AUD
View
B+
Retailer 8
-
$1,549 AUD
View
Retailer 9
-
$1,632 AUD
View
Price last confirmed 34 days ago
B+
Retailer 10
-
$1,640 AUD
View
B+
Retailer 11
-
$2,008 AUD
View
Most Expensive
B
NZ Jewellers
8ef830f1-5158-4dad-b167-0d9c2b7732ce · Nov 5
$3,446 AUD
$2,368 USD
View
11 more retailers have this diamond
Prices start from $780 AUDSave up to $2,666 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
0.76ct Heart
$780 AUD