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Heart|Natural|GIA

0.90ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 7551117623

Certificate GIA 7551117623

Diamond specifications and retailer prices

From $1,035 AUD
$727 USD
As of October 31, 2026
Save $2,483 AUD (71%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,518 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551117623. Listed at 4 retailers as of October 30, 2026, with prices from $1,035 to $3,518, a $2,483 spread on the same certified stone. NZ Jewellers lists it at $3,518. 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

0.90
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551117623
Dimensions5.75 × 6.55 × 3.83 mm
L/W Ratio1.14
Key to symbols
Twinning Wisp
Top View
5.75 mm6.55 mm0.90 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551117623
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.5%

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: Oct 31
Current: $3,518 AUD|Low: $897 AUD|High: $4,073 AUD|Avg: $2,105 AUD|-13.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$1,035 AUD
Retailer 3$1,375 AUD
Retailer 5$1,996 AUD
Retailer 2$2,054 AUD
Retailer 6$2,173 AUD
NZ Jewellers$3,518 AUD

19 data points across 6 retailers

4 retailers$1,035 AUD to $3,518 AUD

A
Cheapest Retailer
-
$1,035 AUD
$727 USD
Final sale: no returns
A
Retailer 2
-
$1,375 AUD
$966 USD
View
B
Retailer 3
-
$2,054 AUD
£1,136 GBP
View
Most Expensive
B
NZ Jewellers
0596bc72-2a96-4a88-9e9e-a48f0f12c6c7 · Oct 30
$3,518 AUD
$2,471 USD
View
3 more retailers have this diamond
Prices start from $1,035 AUDSave up to $2,483 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
0.90ct Heart
$1,035 AUD