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Round|Natural|GIA

0.30ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 1398298291

Certificate GIA 1398298291

Diamond specifications and retailer prices

From $229 SGD
As of November 6, 2026
Save $959 SGD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,188 SGD at NZ Jewellers · As of November 4, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1398298291. Listed at 14 retailers as of November 4, 2026, with prices from $229 to $1,188, a $959 spread on the same certified stone. NZ Jewellers lists it at $1,188. 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
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1398298291
Dimensions4.30 × 4.32 × 2.62 mm
L/W Ratio1.00
Top View
4.30 mm4.32 mm0.30 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1398298291
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $280 SGD|Low: $229 SGD|High: $613 SGD|Avg: $408 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$229 SGD
Retailer 1$280 SGD
Retailer 5$299 SGD
Retailer 6$340 SGD
Retailer 2$388 SGD
Retailer 9$428 SGD
Retailer 3$459 SGD
Retailer 8$525 SGD
Retailer 4$604 SGD

39 data points across 9 retailers

14 retailers$229 SGD to $1,188 SGD

A
Cheapest Retailer
-
$229 SGD
A
Retailer 2
-
$262 SGD
View
A
Retailer 3
-
$280 SGD
View
Retailer 4
-
$282 SGD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$293 SGD
View
A
Retailer 6
-
$299 SGD
View
A
Retailer 7
-
$330 SGD
View
A
Retailer 8
-
$340 SGD
View
B+
Retailer 9
-
$353 SGD
View
B+
Retailer 10
-
$388 SGD
View
B+
Retailer 11
-
$428 SGD
View
B+
Retailer 12
-
$459 SGD
View
B
Retailer 13
-
$604 SGD
View
Most Expensive
B
NZ Jewellers
689cdb75-6d74-4cfe-9070-0fa519f2ed66 · Nov 4
$1,188 SGD
$930 USD
View
13 more retailers have this diamond
Prices start from $229 SGDSave up to $959 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
$229 SGD