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Marquise|Natural|GIA

3.01ct I SI1 Marquise Natural Diamond

ID • I/SI1 • GIA 6552670520

Certificate GIA 6552670520

Diamond specifications and retailer prices

From $55,497 AUD
As of November 6, 2026
Save $14,144 AUD (20%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $69,641 AUD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded I 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 6552670520. Listed at 9 retailers as of November 5, 2026, with prices from $55,497 to $69,641, a $14,144 spread on the same certified stone. 77 Diamonds lists it at $69,641. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552670520
Dimensions13.88 × 7.65 × 4.59 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizeNone
Top View
13.88 mm7.65 mm3.01 ctI / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552670520
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 60.0%

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 6
Current: $69,641 AUD|Low: $55,497 AUD|High: $71,048 AUD|Avg: $61,748 AUD|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$55,497 AUD
Retailer 9$56,151 AUD
Retailer 8$57,296 AUD
Retailer 7$58,984 AUD
Retailer 4$59,066 AUD
Retailer 2$62,675 AUD
Retailer 5$65,100 AUD
Retailer 6$65,100 AUD
Retailer 10$67,283 AUD
77 Diamonds$69,641 AUD

23 data points across 10 retailers

9 retailers$55,497 AUD to $69,641 AUD

B+
Cheapest Retailer
-
$55,497 AUD
B+
Retailer 2
-
$56,151 AUD
View
B
Retailer 3
-
$58,984 AUD
View
B
Retailer 4
-
$59,066 AUD
View
B
Retailer 5
-
$62,675 AUD
View
B
Retailer 6
-
$65,100 AUD
View
B
Retailer 7
-
$65,100 AUD
View
B
Retailer 8
-
$67,283 AUD
View
Most Expensive
B
77 Diamonds
MQZJSXERYBD · Nov 5
$69,641 AUD
£37,677 GBP
View
8 more retailers have this diamond
Prices start from $55,497 AUDSave up to $14,144 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
$55,497 AUD