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Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6552316143

Certificate GIA 6552316143

Diamond specifications and retailer prices

From HK$1,067 HKD
As of November 6, 2026
Save HK$6,064 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$7,131 HKD 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 6552316143. Listed at 17 retailers as of November 4, 2026, with prices from HK$1,067 to HK$7,131, a HK$6,064 spread on the same certified stone. NZ Jewellers lists it at HK$7,131. 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
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552316143
Dimensions4.26 × 4.29 × 2.67 mm
L/W Ratio1.01
Top View
4.26 mm4.29 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552316143
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: HK$7,131 HKD|Low: HK$1,067 HKD|High: HK$7,390 HKD|Avg: HK$2,516 HKD|-3.5%
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
November 6, 2026
Retailer 2HK$1,067 HKD
Retailer 4HK$1,145 HKD
Retailer 3HK$1,577 HKD
Retailer 6HK$1,718 HKD
Retailer 7HK$1,726 HKD
Retailer 12HK$1,757 HKD
Retailer 16HK$1,977 HKD
Retailer 8HK$2,063 HKD
Retailer 15HK$2,118 HKD
Retailer 9HK$2,322 HKD
Retailer 11HK$2,448 HKD
Retailer 13HK$2,589 HKD
Retailer 10HK$2,769 HKD
Retailer 5HK$3,224 HKD
Retailer 14HK$3,624 HKD
NZ JewellersHK$7,131 HKD

22 data points across 16 retailers

17 retailersHK$1,067 HKD to HK$7,131 HKD

A
Cheapest Retailer
-
HK$1,067 HKD
A
Retailer 2
-
HK$1,145 HKD
View
A
Retailer 3
-
HK$1,404 HKD
View
A
Retailer 4
-
HK$1,577 HKD
View
Retailer 5
-
HK$1,718 HKD
View
Price last confirmed 10 days ago
Retailer 6
-
HK$1,726 HKD
View
Price last confirmed 11 days ago
A
Retailer 7
-
HK$1,757 HKD
View
A
Retailer 8
-
HK$1,977 HKD
View
Retailer 9
-
HK$2,063 HKD
View
Price last confirmed 12 days ago
A
Retailer 10
-
HK$2,118 HKD
View
B+
Retailer 11
-
HK$2,322 HKD
View
B+
Retailer 12
-
HK$2,448 HKD
View
B+
Retailer 13
-
HK$2,589 HKD
View
B+
Retailer 14
-
HK$2,769 HKD
View
B
Retailer 15
-
HK$3,224 HKD
View
B+
Retailer 16
-
HK$3,624 HKD
View
Most Expensive
B
NZ Jewellers
6083172f-808f-4613-a647-e8ada6101d18 · Nov 4
HK$7,131 HKD
$909 USD
View
16 more retailers have this diamond
Prices start from HK$1,067 HKDSave up to HK$6,064 HKD

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
HK$1,067 HKD