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Marquise|Natural|GIA

0.59ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6552492481

Certificate GIA 6552492481

Diamond specifications and retailer prices

From $721 AUD
SGD 683 SGD
As of October 31, 2026
Save $684 AUD (49%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,405 AUD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 0.59ct natural marquise diamond

This 0.59ct natural marquise sits in the half to three-quarter carat band, graded H 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 6552492481. Listed at 10 retailers as of October 31, 2026, with prices from $721 to $1,405, a $684 spread on the same certified stone. Frank Darling lists it at $1,405. 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

0.59
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552492481
Dimensions8.68 × 4.51 × 2.62 mm
L/W Ratio1.92
Culet sizeNone
Top View
8.68 mm4.51 mm0.59 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552492481
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.0%

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 31
Current: $1,405 AUD|Low: $553 AUD|High: $1,480 AUD|Avg: $1,050 AUD|-4.6%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 12$553 AUD
Retailer 7$721 AUD
Retailer 10$797 AUD
Retailer 6$863 AUD
Retailer 5$936 AUD
Retailer 8$1,036 AUD
Retailer 4$1,077 AUD
Retailer 11$1,114 AUD
Retailer 2$1,127 AUD
Retailer 9$1,206 AUD
Frank Darling$1,405 AUD
Retailer 3$1,480 AUD

24 data points across 12 retailers

10 retailers$721 AUD to $1,405 AUD

A
Cheapest Retailer
-
$721 AUD
SGD 683 SGD
A
Retailer 2
-
$797 AUD
SGD 755 SGD
View
A
Retailer 3
-
$863 AUD
$605 USD
View
A
Retailer 4
-
$936 AUD
£517 GBP
View
A
Retailer 5
-
$1,036 AUD
$726 USD
View
B+
Retailer 6
-
$1,077 AUD
$755 USD
View
B+
Retailer 7
-
$1,114 AUD
$781 USD
View
B+
Retailer 8
-
$1,127 AUD
€752 EUR
View
B+
Retailer 9
-
$1,206 AUD
$845 USD
View
Most Expensive
B
Frank Darling
2652625HK · Nov 2
$1,405 AUD
$985 USD
View
9 more retailers have this diamond
Prices start from $721 AUDSave up to $684 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
0.59ct Marquise
$721 AUD