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Round|Natural|GIA

0.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2506329394

Certificate GIA 2506329394

Diamond specifications and retailer prices

From $332 AUD
₹22,204 INR
As of October 28, 2026
Save $1,460 AUD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,792 AUD at NZ Jewellers · As of September 24, 2026
View at NZ Jewellers

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2506329394. Listed at 19 retailers as of October 28, 2026, with a 440% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2506329394
Dimensions4.30 × 4.27 × 2.63 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.30 mm4.27 mm0.30 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2506329394
Side View
Table 59.0%Crown 34.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 61.4%

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 28
Current: $1,792 AUD|Low: $330 AUD|High: $1,792 AUD|Avg: $868 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$332 AUD
Retailer 7$502 AUD
Retailer 2$595 AUD
Retailer 8$752 AUD
Retailer 3$777 AUD
Retailer 5$1,085 AUD
Retailer 6$1,428 AUD
NZ Jewellers$1,792 AUD

42 data points across 8 retailers

19 retailers$332 AUD to $1,792 AUD

A
Cheapest Retailer
-
$332 AUD
₹22,204 INR
A
Retailer 2
-
$443 AUD
$311 USD
View
A
Retailer 3
-
$467 AUD
$328 USD
View
Retailer 4
-
$467 AUD
$328 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$492 AUD
$345 USD
View
Price last confirmed 47 days ago
A
Retailer 6
-
$492 AUD
SGD 467 SGD
View
A
Retailer 7
-
$504 AUD
$354 USD
View
A
Retailer 8
-
$517 AUD
View
A
Retailer 9
-
$521 AUD
$366 USD
View
B+
Retailer 10
-
$595 AUD
£329 GBP
View
Retailer 11
-
$629 AUD
$442 USD
View
Price last confirmed 41 days ago
B+
Retailer 12
-
$653 AUD
$459 USD
View
B+
Retailer 13
-
$752 AUD
$528 USD
View
B+
Retailer 14
-
$777 AUD
€520 EUR
View
B
Retailer 15
-
$1,085 AUD
£600 GBP
View
B
Retailer 16
-
$1,131 AUD
£626 GBP
View
B
Retailer 17
-
$1,428 AUD
£790 GBP
View
B
Retailer 18
-
$1,792 AUD
$1,259 USD
View
Most Expensive
NZ Jewellers
0274e412-97a5-49fa-8169-9eef1fed0a7c · Sep 24
$1,792 AUD
$1,259 USD
View
Price last confirmed 39 days ago
18 more retailers have this diamond
Prices start from $332 AUDSave up to $1,460 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 Round
$332 AUD