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Marquise|Natural|GIA

3.03ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 6545196623

Certificate GIA 6545196623

Diamond specifications and retailer prices

From $44,349 AUD
As of November 6, 2026
Save $34,567 AUD (44%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $78,916 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.03ct natural marquise diamond

This 3.03ct natural marquise sits in the three to five carat band, graded I 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 6545196623. Listed at 19 retailers as of November 4, 2026, with prices from $44,349 to $78,916, a $34,567 spread on the same certified stone. MOH London lists it at $78,916. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545196623
Dimensions15.01 × 7.44 × 4.63 mm
L/W Ratio2.02
Top View
15.01 mm7.44 mm3.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545196623
Side View
Table 57.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 62.2%

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: $78,916 AUD|Low: $44,349 AUD|High: $79,975 AUD|Avg: $54,076 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 11$44,349 AUD
Retailer 16$46,175 AUD
Retailer 10$46,586 AUD
Retailer 9$47,925 AUD
Retailer 17$47,985 AUD
Retailer 15$48,360 AUD
Retailer 6$51,042 AUD
Retailer 3$51,259 AUD
Retailer 18$52,473 AUD
Retailer 4$53,078 AUD
Retailer 7$53,078 AUD
Retailer 8$53,198 AUD
Retailer 19$54,572 AUD
Retailer 13$54,854 AUD
Retailer 14$56,670 AUD
Retailer 5$59,505 AUD
Retailer 2$60,038 AUD
Retailer 12$61,620 AUD
MOH London$78,916 AUD

33 data points across 19 retailers

19 retailers$44,349 AUD to $78,916 AUD

A
Cheapest Retailer
-
$44,349 AUD
A
Retailer 2
-
$46,175 AUD
View
Final sale: no returns
B+
Retailer 3
-
$46,586 AUD
View
B+
Retailer 4
-
$47,925 AUD
View
B+
Retailer 5
-
$47,985 AUD
View
B+
Retailer 6
-
$48,360 AUD
View
B+
Retailer 7
-
$51,042 AUD
View
B+
Retailer 8
-
$51,259 AUD
View
B+
Retailer 9
-
$52,473 AUD
View
B+
Retailer 10
-
$53,078 AUD
View
B+
Retailer 11
-
$53,078 AUD
View
B+
Retailer 12
-
$53,198 AUD
View
B+
Retailer 13
-
$54,572 AUD
View
B+
Retailer 14
-
$54,854 AUD
View
B+
Retailer 15
-
$56,670 AUD
View
B
Retailer 16
-
$59,505 AUD
View
B
Retailer 17
-
$60,038 AUD
View
B
Retailer 18
-
$61,620 AUD
View
Most Expensive
B
MOH London
0B9112ABF · Nov 4
$78,916 AUD
£42,695 GBP
View
18 more retailers have this diamond
Prices start from $44,349 AUDSave up to $34,567 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 Marquise
$44,349 AUD