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1.30ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 723579389

Shape and cutting style on the report: Round brilliant

Certificate IGI 723579389

Diamond specifications and retailer prices

From HK$9,132 HKD
As of November 5, 2026
Save HK$19,056 HKD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$28,188 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 723579389. Listed at 13 retailers as of November 5, 2026, with prices from HK$9,132 to HK$28,188, a HK$19,056 spread on the same certified stone. NZ Jewellers lists it at HK$28,188. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 723579389
Dimensions7.01 × 6.95 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.01 mm6.95 mm1.30 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 723579389
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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$28,188 HKD|Low: HK$9,132 HKD|High: HK$28,188 HKD|Avg: HK$13,789 HKD
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
November 6, 2026
Retailer 7HK$9,132 HKD
Retailer 4HK$10,709 HKD
Retailer 10HK$10,709 HKD
Retailer 2HK$11,211 HKD
Retailer 3HK$11,556 HKD
Retailer 11HK$11,556 HKD
Retailer 5HK$12,011 HKD
Retailer 13HK$12,089 HKD
Retailer 12HK$13,337 HKD
Retailer 6HK$13,494 HKD
Retailer 9HK$15,698 HKD
Retailer 8HK$20,194 HKD
NZ JewellersHK$28,188 HKD

41 data points across 13 retailers

13 retailersHK$9,132 HKD to HK$28,188 HKD

A
Cheapest Retailer
-
HK$9,132 HKD
A
Retailer 2
-
HK$10,709 HKD
View
A
Retailer 3
-
HK$10,709 HKD
View
A
Retailer 4
-
HK$11,211 HKD
View
Retailer 5
-
HK$11,556 HKD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$11,556 HKD
View
A
Retailer 7
-
HK$12,011 HKD
View
A
Retailer 8
-
HK$12,089 HKD
View
B+
Retailer 9
-
HK$13,337 HKD
View
A
Retailer 10
-
HK$13,494 HKD
View
A
Retailer 11
-
HK$15,698 HKD
View
B+
Retailer 12
-
HK$20,194 HKD
View
Most Expensive
B
NZ Jewellers
8466b8dc-a2a6-4b65-bbc3-0a714fdfbfd0 · Nov 5
HK$28,188 HKD
$3,593 USD
View
12 more retailers have this diamond
Prices start from HK$9,132 HKDSave up to HK$19,056 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$9,132 HKD