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Marquise|Natural|GIA

0.53ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 6565566228

Certificate GIA 6565566228

Diamond specifications and retailer prices

From $1,327 AUD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: $1,733 AUD at Cape Diamonds · As of October 30, 2026
View at Cape Diamonds

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded G 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 6565566228. Listed at 2 retailers as of November 6, 2026. 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

0.53
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6565566228
Dimensions7.97 × 4.19 × 2.69 mm
L/W Ratio1.90
Girdle conditionThick
Top View
7.97 mm4.19 mm0.53 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6565566228
Side View
Table 58.0%CrownGirdle: MediumPavilionCuletDepth 64.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $1,733 AUD|Low: $1,057 AUD|High: $1,733 AUD|Avg: $1,358 AUD|+0.6%
Cape Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$1,057 AUD
Retailer 2$1,327 AUD
Cape Diamonds$1,733 AUD

6 data points across 3 retailers

2 retailers

B+
Cheapest Retailer
-
$1,327 AUD
Most Expensive
B
Cape Diamonds
cert_6565566228 · Oct 30
$1,733 AUD
ZAR 19,233 ZAR
View
Price last confirmed 7 days ago
1 more retailer has this diamond
Prices start from $1,327 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+
0.53ct Marquise
$1,327 AUD