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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 $646 SGD
As of October 31, 2026
Save $613 SGD (49%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,259 SGD 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 $646 to $1,259, a $613 spread on the same certified stone. Frank Darling lists it at $1,259. 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: $1,259 SGD|Low: $495 SGD|High: $1,326 SGD|Avg: $941 SGD|-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$495 SGD
Retailer 7$646 SGD
Retailer 10$715 SGD
Retailer 6$774 SGD
Retailer 5$839 SGD
Retailer 8$929 SGD
Retailer 4$966 SGD
Retailer 11$999 SGD
Retailer 2$1,010 SGD
Retailer 9$1,081 SGD
Frank Darling$1,259 SGD
Retailer 3$1,326 SGD

24 data points across 12 retailers

10 retailers$646 SGD to $1,259 SGD

A
Cheapest Retailer
-
$646 SGD
A
Retailer 2
-
$715 SGD
View
A
Retailer 3
-
$774 SGD
$605 USD
View
A
Retailer 4
-
$839 SGD
£517 GBP
View
A
Retailer 5
-
$929 SGD
$726 USD
View
B+
Retailer 6
-
$966 SGD
$755 USD
View
B+
Retailer 7
-
$999 SGD
$781 USD
View
B+
Retailer 8
-
$1,010 SGD
€752 EUR
View
B+
Retailer 9
-
$1,081 SGD
$845 USD
View
Most Expensive
B
Frank Darling
2652625HK · Nov 2
$1,259 SGD
$985 USD
View
9 more retailers have this diamond
Prices start from $646 SGDSave up to $613 SGD

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
$646 SGD