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Heart|Natural|GIA

3.03ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 6485309604

Certificate GIA 6485309604

Diamond specifications and retailer prices

From $45,545 AUD
CA$44,435 CAD
As of October 27, 2026
Save $29,139 AUD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $74,684 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 3.03ct natural heart diamond

This 3.03ct natural heart sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6485309604. Listed at 13 retailers as of October 27, 2026, with prices from $45,545 to $74,684, a $29,139 spread on the same certified stone. MOH London lists it at $74,684. 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

3.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6485309604
Dimensions8.97 × 9.97 × 5.86 mm
L/W Ratio1.11
Top View
8.97 mm9.97 mm3.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6485309604
Side View
Table 56.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.8%

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 27
Current: $74,684 AUD|Low: $45,545 AUD|High: $75,584 AUD|Avg: $53,940 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$45,545 AUD
Retailer 7$47,910 AUD
Retailer 2$48,649 AUD
Retailer 9$50,410 AUD
Retailer 10$50,410 AUD
Retailer 5$50,636 AUD
Retailer 11$52,090 AUD
Retailer 4$56,478 AUD
Retailer 8$56,985 AUD
Retailer 3$59,383 AUD
MOH London$74,684 AUD

36 data points across 11 retailers

13 retailers$45,545 AUD to $74,684 AUD

A
Cheapest Retailer
-
$45,545 AUD
CA$44,435 CAD
Retailer 2
-
$47,910 AUD
$33,654 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$48,649 AUD
£26,908 GBP
View
Retailer 4
-
$49,812 AUD
$34,990 USD
View
Price last confirmed 41 days ago
B+
Retailer 5
-
$49,812 AUD
$34,990 USD
View
B+
Retailer 6
-
$49,812 AUD
$34,990 USD
View
B+
Retailer 7
-
$50,410 AUD
$35,410 USD
View
B+
Retailer 8
-
$50,410 AUD
$35,410 USD
View
B+
Retailer 9
-
$50,636 AUD
$35,569 USD
View
B+
Retailer 10
-
$52,090 AUD
$36,590 USD
View
B+
Retailer 11
-
$56,478 AUD
$39,673 USD
View
B
Retailer 12
-
$56,985 AUD
$40,029 USD
View
Most Expensive
B
MOH London
6E8DB6C9B · Nov 1
$74,684 AUD
£41,308 GBP
View
12 more retailers have this diamond
Prices start from $45,545 AUDSave up to $29,139 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
3.03ct Heart
$45,545 AUD