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1.30ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 651482131

Shape and cutting style on the report: Round brilliant

Certificate IGI 651482131

Diamond specifications and retailer prices

From HK$10,756 HKD
As of November 5, 2026
Save HK$22,657 HKD (68%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$33,413 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 651482131. Listed at 19 retailers as of November 5, 2026, with prices from HK$10,756 to HK$33,413, a HK$22,657 spread on the same certified stone. NZ Jewellers lists it at HK$33,413. 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

1.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 651482131
Dimensions6.95 × 6.91 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.95 mm6.91 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 651482131
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.9%

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 5
Current: HK$10,756 HKD|Low: HK$10,756 HKD|High: HK$24,289 HKD|Avg: HK$16,674 HKD|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 1HK$10,756 HKD
Retailer 7HK$11,885 HKD
Retailer 2HK$12,960 HKD
Retailer 8HK$14,514 HKD
Retailer 4HK$15,369 HKD
Retailer 3HK$16,718 HKD
Retailer 6HK$18,193 HKD
Retailer 5HK$23,928 HKD

32 data points across 8 retailers

19 retailersHK$10,756 HKD to HK$33,413 HKD

A
Cheapest Retailer
-
HK$10,756 HKD
A
Retailer 2
-
HK$11,885 HKD
View
A
Retailer 3
-
HK$12,482 HKD
View
A
Retailer 4
-
HK$12,960 HKD
View
A
Retailer 5
-
HK$13,698 HKD
View
Retailer 6
-
HK$13,698 HKD
View
Price last confirmed 12 days ago
A
Retailer 7
-
HK$14,200 HKD
View
A
Retailer 8
-
HK$14,333 HKD
View
A
Retailer 9
-
HK$14,514 HKD
View
A
Retailer 10
-
HK$14,773 HKD
View
B+
Retailer 11
-
HK$15,110 HKD
View
A
Retailer 12
-
HK$15,369 HKD
View
B+
Retailer 13
-
HK$15,808 HKD
View
A
Retailer 14
-
HK$16,718 HKD
View
A
Retailer 15
-
HK$18,193 HKD
View
B+
Retailer 16
-
HK$20,641 HKD
View
B+
Retailer 17
-
HK$22,673 HKD
View
B+
Retailer 18
-
HK$23,928 HKD
View
Most Expensive
B
NZ Jewellers
e921917e-3950-4f9e-82a3-5d889092efa1 · Nov 5
HK$33,413 HKD
$4,259 USD
View
18 more retailers have this diamond
Prices start from HK$10,756 HKDSave up to HK$22,657 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
1.30ct Round
HK$10,756 HKD