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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 $198 SGD
₹14,774 INR
As of October 30, 2026
Save $1,086 SGD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,285 SGD 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 $198 to $1,285, a $1,086 spread on the same certified stone. NZ Jewellers lists it at $1,285. 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 30
Current: $1,285 SGD|Low: $198 SGD|High: $1,336 SGD|Avg: $474 SGD|-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 11$198 SGD
Retailer 8$245 SGD
Retailer 4$284 SGD
Retailer 14$306 SGD
Retailer 6$307 SGD
Retailer 16$316 SGD
Retailer 5$346 SGD
Retailer 9$377 SGD
Retailer 2$423 SGD
Retailer 12$440 SGD
Retailer 13$450 SGD
Retailer 3$499 SGD
Retailer 7$547 SGD
Retailer 10$567 SGD
Retailer 15$658 SGD
NZ Jewellers$1,285 SGD

16 data points across 16 retailers

19 retailers$198 SGD to $1,285 SGD

A
Cheapest Retailer
-
$198 SGD
₹14,774 INR
B+
Retailer 2
-
$245 SGD
HK$1,500 HKD
View
A
Retailer 3
-
$284 SGD
$222 USD
View
A
Retailer 4
-
$306 SGD
$239 USD
View
A
Retailer 5
-
$307 SGD
View
A
Retailer 6
-
$316 SGD
$247 USD
View
Retailer 7
-
$316 SGD
$247 USD
View
Price last confirmed 45 days ago
A
Retailer 8
-
$346 SGD
$271 USD
View
B+
Retailer 9
-
$377 SGD
$295 USD
View
B+
Retailer 10
-
$423 SGD
£261 GBP
View
B+
Retailer 11
-
$428 SGD
$335 USD
View
B+
Retailer 12
-
$440 SGD
ZAR 5,554 ZAR
View
B+
Retailer 13
-
$450 SGD
$352 USD
View
B
Retailer 14
-
$499 SGD
€372 EUR
View
Retailer 15
-
$519 SGD
A$625 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$547 SGD
$428 USD
View
B
Retailer 17
-
$567 SGD
£349 GBP
View
B
Retailer 18
-
$658 SGD
£405 GBP
View
Most Expensive
B
NZ Jewellers
9e1a3edb-cacc-4067-8556-e04e9ef13d67 · Oct 29
$1,285 SGD
$1,005 USD
View
18 more retailers have this diamond
Prices start from $198 SGDSave up to $1,086 SGD

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
$198 SGD