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Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6541265604

Certificate GIA 6541265604

Diamond specifications and retailer prices

From $179 SGD
As of November 6, 2026
Save $1,013 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,192 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541265604. Listed at 16 retailers as of November 4, 2026, with prices from $179 to $1,192, a $1,013 spread on the same certified stone. NZ Jewellers lists it at $1,192. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6541265604
Dimensions4.31 × 4.28 × 2.66 mm
L/W Ratio1.01
Top View
4.31 mm4.28 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541265604
Side View
Table 58.0%Crown 36°Girdle: Sli. ThickPavilion 41°Culet: NDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,192 SGD|Low: $179 SGD|High: $1,207 SGD|Avg: $408 SGD|-1.3%
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
November 6, 2026
Retailer 2$179 SGD
Retailer 7$229 SGD
Retailer 3$263 SGD
Retailer 5$286 SGD
Retailer 4$287 SGD
Retailer 12$294 SGD
Retailer 6$337 SGD
Retailer 15$354 SGD
Retailer 9$390 SGD
Retailer 11$410 SGD
Retailer 13$429 SGD
Retailer 8$529 SGD
Retailer 10$536 SGD
Retailer 14$605 SGD
NZ Jewellers$1,192 SGD

21 data points across 15 retailers

16 retailers$179 SGD to $1,192 SGD

A
Cheapest Retailer
-
$179 SGD
A
Retailer 2
-
$229 SGD
View
A
Retailer 3
-
$263 SGD
View
Retailer 4
-
$286 SGD
View
Price last confirmed 10 days ago
Retailer 5
-
$287 SGD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$294 SGD
View
Retailer 7
-
$337 SGD
View
Price last confirmed 11 days ago
Retailer 8
-
$344 SGD
View
Price last confirmed 12 days ago
A
Retailer 9
-
$354 SGD
View
B+
Retailer 10
-
$390 SGD
View
B+
Retailer 11
-
$410 SGD
View
B+
Retailer 12
-
$429 SGD
View
B+
Retailer 13
-
$529 SGD
View
B+
Retailer 14
-
$536 SGD
View
B
Retailer 15
-
$605 SGD
View
Most Expensive
B
NZ Jewellers
a929dcb3-0b0d-4ad4-bedb-fbfa94efbc24 · Nov 4
$1,192 SGD
$933 USD
View
15 more retailers have this diamond
Prices start from $179 SGDSave up to $1,013 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
$179 SGD