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Marquise|Natural|GIA

0.30ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 6565053890

Certificate GIA 6565053890

Diamond specifications and retailer prices

From $402 AUD
HK$2,200 HKD
As of November 1, 2026
Save $364 AUD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $766 AUD at Yorxs · As of November 2, 2026
View at Yorxs

About this 0.3ct natural marquise diamond

This 0.3ct natural marquise sits in the sub-half-carat band, graded F 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 6565053890. Listed at 7 retailers as of November 1, 2026, with prices from $402 to $766, a $364 spread on the same certified stone. Yorxs lists it at $766. 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

0.30
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.5°
OriginNatural
Grading LabGIA
CertificateGIA 6565053890
Dimensions6.43 × 3.59 × 2.15 mm
L/W Ratio1.79
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
6.43 mm3.59 mm0.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565053890
Side View
Table 58.0%Crown 30.5°Girdle: THK-VTKPavilionCulet: NoneDepth 60.0%

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: Nov 1
Current: $594 AUD|Low: $487 AUD|High: $1,796 AUD|Avg: $790 AUD|+5.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
November 2, 2026
Retailer 4$487 AUD
Retailer 5$498 AUD
Retailer 6$503 AUD
Retailer 1$594 AUD
Retailer 3$633 AUD
Yorxs$766 AUD
Retailer 2$1,769 AUD

42 data points across 7 retailers

7 retailers$402 AUD to $766 AUD

A
Cheapest Retailer
-
$402 AUD
HK$2,200 HKD
B+
Retailer 2
-
$487 AUD
SGD 461 SGD
View
B+
Retailer 3
-
$498 AUD
SGD 472 SGD
View
B
Retailer 4
-
$594 AUD
£328 GBP
View
B
Retailer 5
-
$633 AUD
£349 GBP
View
Most Expensive
B
Yorxs
597279238 · Nov 2
$766 AUD
€511 EUR
View
5 more retailers have this diamond
Prices start from $402 AUDSave up to $364 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
0.30ct Marquise
$402 AUD