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Marquise|Natural|GIA

0.52ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6555426472

Certificate GIA 6555426472

Diamond specifications and retailer prices

From $857 AUD
$602 USD
As of October 29, 2026
Save $257 AUD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,114 AUD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 0.52ct natural marquise diamond

This 0.52ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555426472. Listed at 3 retailers as of October 29, 2026, with prices from $857 to $1,114, a $257 spread on the same certified stone. 77 Diamonds lists it at $1,114. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555426472
Dimensions8.01 × 4.17 × 2.66 mm
L/W Ratio1.92
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
8.01 mm4.17 mm0.52 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6555426472
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.7%

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 29
Current: $1,114 AUD|Low: $750 AUD|High: $1,114 AUD|Avg: $997 AUD|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 2$857 AUD
Retailer 4$1,000 AUD
Retailer 3$1,068 AUD
77 Diamonds$1,114 AUD

28 data points across 4 retailers

3 retailers$857 AUD to $1,114 AUD

A
Cheapest Retailer
-
$857 AUD
$602 USD
Final sale: no returns
Retailer 2
-
$1,068 AUD
$750 USD
View
Price last confirmed 15 days ago
Most Expensive
B+
77 Diamonds
MQCPUJ3QTDGM · Oct 30
$1,114 AUD
£616 GBP
View
2 more retailers have this diamond
Prices start from $857 AUDSave up to $257 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
0.52ct Marquise
$857 AUD