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Round|Natural|GIA

0.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6495125387

Certificate GIA 6495125387

Diamond specifications and retailer prices

From $342 AUD
₹22,891 INR
As of October 31, 2026
Save $1,504 AUD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,846 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 6495125387. Listed at 20 retailers as of October 31, 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
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6495125387
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
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6495125387
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.6°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 31
Current: $1,846 AUD|Low: $341 AUD|High: $1,846 AUD|Avg: $807 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$342 AUD
Retailer 8$481 AUD
Retailer 9$518 AUD
Retailer 11$519 AUD
Retailer 10$537 AUD
Retailer 2$620 AUD
Retailer 3$763 AUD
Retailer 4$792 AUD
Retailer 6$1,119 AUD
Retailer 7$1,446 AUD
NZ Jewellers$1,846 AUD

41 data points across 11 retailers

20 retailers$342 AUD to $1,846 AUD

A
Cheapest Retailer
-
$342 AUD
₹22,891 INR
A
Retailer 2
-
$456 AUD
$320 USD
View
A
Retailer 3
-
$481 AUD
$338 USD
View
Retailer 4
-
$481 AUD
$338 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$506 AUD
$356 USD
View
Price last confirmed 47 days ago
A
Retailer 6
-
$508 AUD
SGD 482 SGD
View
A
Retailer 7
-
$518 AUD
$364 USD
View
A
Retailer 8
-
$529 AUD
View
A
Retailer 9
-
$537 AUD
$377 USD
View
B+
Retailer 10
-
$620 AUD
£343 GBP
View
Retailer 11
-
$648 AUD
$455 USD
View
Price last confirmed 41 days ago
B+
Retailer 12
-
$668 AUD
$469 USD
View
B+
Retailer 13
-
$763 AUD
$536 USD
View
B+
Retailer 14
-
$792 AUD
€530 EUR
View
B
Retailer 15
-
$868 AUD
£480 GBP
View
B
Retailer 16
-
$1,097 AUD
£607 GBP
View
B
Retailer 17
-
$1,119 AUD
£619 GBP
View
B
Retailer 18
-
$1,446 AUD
£800 GBP
View
B
Retailer 19
-
$1,846 AUD
$1,297 USD
View
Most Expensive
NZ Jewellers
5fe270e6-0dd6-456f-9505-4decb3743b47 · Sep 24
$1,846 AUD
$1,297 USD
View
Price last confirmed 39 days ago
19 more retailers have this diamond
Prices start from $342 AUDSave up to $1,504 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
$342 AUD