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Marquise|Natural|GIA

3.01ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 2557754352

Certificate GIA 2557754352

Diamond specifications and retailer prices

From $40,379 AUD
As of November 4, 2026
Save $28,700 AUD (42%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $69,079 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five 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 2557754352. Listed at 16 retailers as of November 4, 2026, with prices from $40,379 to $69,079, a $28,700 spread on the same certified stone. MOH London lists it at $69,079. 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

3.01
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2557754352
Dimensions15.81 × 6.94 × 4.36 mm
L/W Ratio2.28
Culet sizeNone
Key to symbols
Feather, Cavity, Twinning Wisp, Crystal, Needle
Top View
15.81 mm6.94 mm3.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2557754352
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 62.8%

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 4
Current: $69,079 AUD|Low: $40,379 AUD|High: $71,840 AUD|Avg: $50,568 AUD|-3.8%
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
November 6, 2026
Retailer 13$40,379 AUD
Retailer 12$40,652 AUD
Retailer 9$44,350 AUD
Retailer 6$44,681 AUD
Retailer 11$44,720 AUD
Retailer 10$46,567 AUD
Retailer 5$47,346 AUD
Retailer 8$47,415 AUD
Retailer 4$49,241 AUD
Retailer 3$49,894 AUD
Retailer 7$53,588 AUD
Retailer 2$59,503 AUD
MOH London$69,079 AUD

38 data points across 13 retailers

16 retailers$40,379 AUD to $69,079 AUD

B+
Cheapest Retailer
-
$40,379 AUD
B+
Retailer 2
-
$40,652 AUD
View
Final sale: no returns
Retailer 3
-
$44,350 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$44,681 AUD
View
B
Retailer 5
-
$44,720 AUD
View
Retailer 6
-
$45,452 AUD
View
Price last confirmed 21 days ago
B
Retailer 7
-
$46,567 AUD
View
Retailer 8
-
$47,346 AUD
View
Price last confirmed 16 days ago
B
Retailer 9
-
$47,415 AUD
View
Retailer 10
-
$47,725 AUD
View
Price last confirmed 36 days ago
Retailer 11
-
$49,241 AUD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$49,894 AUD
View
Retailer 13
-
$51,134 AUD
View
Price last confirmed 16 days ago
B
Retailer 14
-
$53,588 AUD
View
B
Retailer 15
-
$59,503 AUD
View
Most Expensive
B
MOH London
C092A6DD5 · Nov 4
$69,079 AUD
£37,373 GBP
View
15 more retailers have this diamond
Prices start from $40,379 AUDSave up to $28,700 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+
3.01ct Marquise
$40,379 AUD