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Round|Natural|GIA

0.30ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 2517701312

Certificate GIA 2517701312

Diamond specifications and retailer prices

From $220 AUD
₹14,723 INR
As of October 31, 2026
Save $1,211 AUD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,431 AUD at NZ Jewellers · As of October 29, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2517701312. Listed at 19 retailers as of October 29, 2026, with prices from $220 to $1,431, a $1,211 spread on the same certified stone. NZ Jewellers lists it at $1,431. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.30
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle32.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 2517701312
Dimensions4.30 × 4.26 × 2.62 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.30 mm4.26 mm0.30 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 2517701312
Side View
Table 55.0%Crown 32.5°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 61.1%

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: $1,431 AUD|Low: $220 AUD|High: $1,488 AUD|Avg: $528 AUD|-3.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 10$220 AUD
Retailer 8$273 AUD
Retailer 2$312 AUD
Retailer 16$340 AUD
Retailer 6$342 AUD
Retailer 4$352 AUD
Retailer 9$384 AUD
Retailer 12$420 AUD
Retailer 11$471 AUD
Retailer 14$489 AUD
Retailer 15$501 AUD
Retailer 5$556 AUD
Retailer 7$609 AUD
Retailer 13$631 AUD
Retailer 3$732 AUD
NZ Jewellers$1,431 AUD

16 data points across 16 retailers

19 retailers$220 AUD to $1,431 AUD

A
Cheapest Retailer
-
$220 AUD
₹14,723 INR
B+
Retailer 2
-
$273 AUD
HK$1,500 HKD
View
A
Retailer 3
-
$312 AUD
$219 USD
View
A
Retailer 4
-
$340 AUD
$239 USD
View
A
Retailer 5
-
$342 AUD
SGD 325 SGD
View
A
Retailer 6
-
$352 AUD
$247 USD
View
Retailer 7
-
$352 AUD
$247 USD
View
Price last confirmed 45 days ago
A
Retailer 8
-
$384 AUD
$270 USD
View
B+
Retailer 9
-
$420 AUD
$295 USD
View
B+
Retailer 10
-
$471 AUD
£261 GBP
View
B+
Retailer 11
-
$477 AUD
$335 USD
View
B+
Retailer 12
-
$489 AUD
ZAR 5,554 ZAR
View
B+
Retailer 13
-
$501 AUD
$352 USD
View
B
Retailer 14
-
$556 AUD
€372 EUR
View
Retailer 15
-
$578 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$609 AUD
$428 USD
View
B
Retailer 17
-
$631 AUD
£349 GBP
View
B
Retailer 18
-
$732 AUD
£405 GBP
View
Most Expensive
B
NZ Jewellers
9e1a3edb-cacc-4067-8556-e04e9ef13d67 · Oct 29
$1,431 AUD
$1,005 USD
View
18 more retailers have this diamond
Prices start from $220 AUDSave up to $1,211 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
$220 AUD