Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7566281856

Certificate GIA 7566281856

Diamond specifications and retailer prices

From $131 USD
As of November 6, 2026
Save $736 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $867 USD 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 7566281856. Listed at 17 retailers as of November 4, 2026, with prices from $131 to $867, a $736 spread on the same certified stone. NZ Jewellers lists it at $867. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7566281856
Dimensions4.38 × 4.35 × 2.66 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal
Top View
4.38 mm4.35 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7566281856
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.9%

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: $867 USD|Low: $131 USD|High: $880 USD|Avg: $305 USD|-0.6%
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
Retailer 17
November 6, 2026
Retailer 2$131 USD
Retailer 15$141 USD
Retailer 9$166 USD
Retailer 7$191 USD
Retailer 13$208 USD
Retailer 8$209 USD
Retailer 10$214 USD
Retailer 17$256 USD
Retailer 4$266 USD
Retailer 14$278 USD
Retailer 3$298 USD
Retailer 12$320 USD
Retailer 16$344 USD
Retailer 11$382 USD
Retailer 6$402 USD
Retailer 5$441 USD
NZ Jewellers$867 USD

18 data points across 17 retailers

17 retailers$131 USD to $867 USD

A
Cheapest Retailer
-
$131 USD
A
Retailer 2
-
$141 USD
View
A
Retailer 3
-
$166 USD
View
A
Retailer 4
-
$191 USD
View
A
Retailer 5
-
$208 USD
View
Retailer 6
-
$209 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$214 USD
View
A
Retailer 8
-
$256 USD
View
A
Retailer 9
-
$266 USD
View
A
Retailer 10
-
$278 USD
View
A
Retailer 11
-
$298 USD
View
B+
Retailer 12
-
$320 USD
View
B+
Retailer 13
-
$344 USD
View
B+
Retailer 14
-
$382 USD
View
B+
Retailer 15
-
$402 USD
View
B+
Retailer 16
-
$441 USD
View
Most Expensive
B
NZ Jewellers
27487429-aca4-45c3-a38f-b0dd9735acf0 · Nov 4
$867 USD
View
16 more retailers have this diamond
Prices start from $131 USDSave up to $736 USD

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
$131 USD