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Heart|Natural|GIA

2.03ct J SI1 Heart Natural Diamond

ID • J/SI1 • GIA 6512823815

Certificate GIA 6512823815

Diamond specifications and retailer prices

From $11,435 AUD
£6,310 GBP
As of November 1, 2026
Save $10,822 AUD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $22,257 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.03ct natural heart diamond

This 2.03ct natural heart sits in the two to three 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 6512823815. Listed at 8 retailers as of October 30, 2026, with prices from $11,435 to $22,257, a $10,822 spread on the same certified stone. NZ Jewellers lists it at $22,257. 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

2.03
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6512823815
Dimensions7.95 × 8.82 × 5.15 mm
L/W Ratio1.11
Top View
7.95 mm8.82 mm2.03 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512823815
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $22,257 AUD|Low: $11,435 AUD|High: $22,257 AUD|Avg: $13,899 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6$11,435 AUD
Retailer 7$11,575 AUD
Retailer 8$11,644 AUD
Retailer 5$12,200 AUD
Retailer 3$12,803 AUD
Retailer 10$12,872 AUD
Retailer 2$13,511 AUD
Retailer 9$13,747 AUD
Retailer 4$18,546 AUD
NZ Jewellers$22,257 AUD

26 data points across 10 retailers

8 retailers$11,435 AUD to $22,257 AUD

B+
Cheapest Retailer
-
$11,435 AUD
£6,310 GBP
B+
Retailer 2
-
$11,575 AUD
$8,112 USD
View
B+
Retailer 3
-
$11,644 AUD
$8,160 USD
View
B+
Retailer 4
-
$12,200 AUD
$8,550 USD
View
B+
Retailer 5
-
$12,803 AUD
£7,065 GBP
View
B+
Retailer 6
-
$13,511 AUD
$9,469 USD
View
B
Retailer 7
-
$18,546 AUD
£10,234 GBP
View
Most Expensive
B
NZ Jewellers
de1868db-cae9-490b-b0dc-770990704d9b · Oct 30
$22,257 AUD
$15,598 USD
View
7 more retailers have this diamond
Prices start from $11,435 AUDSave up to $10,822 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.

B+
2.03ct Heart
$11,435 AUD