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Marquise|Natural|GIA

0.52ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 6555503807

Certificate GIA 6555503807

Diamond specifications and retailer prices

From $1,064 AUD
As of November 5, 2026
Save $956 AUD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,020 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.52ct natural marquise diamond

This 0.52ct natural marquise sits in the half to three-quarter carat band, graded H 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 6555503807. Listed at 9 retailers as of November 2, 2026, with prices from $1,064 to $2,020, a $956 spread on the same certified stone. MOH London lists it at $2,020. 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

0.52
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555503807
Dimensions9.65 × 4.01 × 2.38 mm
L/W Ratio2.41
Key to symbols
Crystal, Feather
Top View
9.65 mm4.01 mm0.52 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555503807
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.4%

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 5
Current: $2,020 AUD|Low: $552 AUD|High: $2,046 AUD|Avg: $1,101 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8$607 AUD
Retailer 6$648 AUD
Retailer 5$943 AUD
Retailer 2$1,064 AUD
Retailer 7$1,065 AUD
Retailer 4$1,096 AUD
Retailer 3$1,288 AUD
MOH London$2,020 AUD

43 data points across 8 retailers

9 retailers$1,064 AUD to $2,020 AUD

Retailer 1
-
$648 AUD
Price last confirmed 14 days ago
Retailer 2
-
$718 AUD
View
Price last confirmed 14 days ago
Retailer 3
-
$943 AUD
View
Price last confirmed 12 days ago
B+
Retailer 4
-
$1,064 AUD
View
B+
Retailer 5
-
$1,065 AUD
View
B+
Retailer 6
-
$1,067 AUD
View
B+
Retailer 7
-
$1,096 AUD
View
B
Retailer 8
-
$1,288 AUD
View
Most Expensive
B
MOH London
B60ADA902 · Nov 2
$2,020 AUD
£1,093 GBP
View
8 more retailers have this diamond
Prices start from $1,064 AUDSave up to $956 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+
0.52ct Marquise
$1,064 AUD