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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 $250 CAD
As of November 6, 2026
Save $1,049 CAD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,299 CAD 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 $250 to $1,299, a $1,049 spread on the same certified stone. NZ Jewellers lists it at $1,299. 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
Color
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

How it works →
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: $306 CAD|Low: $250 CAD|High: $670 CAD|Avg: $446 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$250 CAD
Retailer 1$306 CAD
Retailer 5$327 CAD
Retailer 6$371 CAD
Retailer 2$425 CAD
Retailer 9$468 CAD
Retailer 3$501 CAD
Retailer 8$574 CAD
Retailer 4$661 CAD

39 data points across 9 retailers

14 retailers$250 CAD to $1,299 CAD

A
Cheapest Retailer
-
$250 CAD
A
Retailer 2
-
$286 CAD
View
A
Retailer 3
-
$306 CAD
View
Retailer 4
-
$309 CAD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$320 CAD
View
A
Retailer 6
-
$327 CAD
View
A
Retailer 7
-
$360 CAD
View
A
Retailer 8
-
$371 CAD
View
B+
Retailer 9
-
$385 CAD
View
B+
Retailer 10
-
$425 CAD
View
B+
Retailer 11
-
$468 CAD
View
B+
Retailer 12
-
$501 CAD
View
B
Retailer 13
-
$661 CAD
View
Most Expensive
B
NZ Jewellers
689cdb75-6d74-4cfe-9070-0fa519f2ed66 · Nov 4
$1,299 CAD
$930 USD
View
13 more retailers have this diamond
Prices start from $250 CADSave up to $1,049 CAD

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
$250 CAD