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0.81ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 630424737

Shape and cutting style on the report: Round brilliant

Certificate IGI 630424737

Diamond specifications and retailer prices

From HK$4,723 HKD
As of November 5, 2026
Save HK$10,089 HKD (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$14,812 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 630424737. Listed at 11 retailers as of November 5, 2026, with prices from HK$4,723 to HK$14,812, a HK$10,089 spread on the same certified stone. NZ Jewellers lists it at HK$14,812. 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

0.81
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 630424737
Dimensions5.90 × 5.92 × 3.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
5.90 mm5.92 mm0.81 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 630424737
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.3%

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$14,812 HKD|Low: HK$4,723 HKD|High: HK$14,812 HKD|Avg: HK$7,136 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 7HK$4,723 HKD
Retailer 5HK$5,084 HKD
Retailer 10HK$5,154 HKD
Retailer 8HK$5,452 HKD
Retailer 9HK$5,751 HKD
Retailer 6HK$6,096 HKD
Retailer 3HK$6,253 HKD
Retailer 2HK$6,919 HKD
Retailer 4HK$10,889 HKD
NZ JewellersHK$14,812 HKD

38 data points across 10 retailers

11 retailersHK$4,723 HKD to HK$14,812 HKD

A
Cheapest Retailer
-
HK$4,723 HKD
Retailer 2
-
HK$5,084 HKD
View
Price last confirmed 8 days ago
Retailer 3
-
HK$5,452 HKD
View
Price last confirmed 60 days ago
A
Retailer 4
-
HK$5,452 HKD
View
B+
Retailer 5
-
HK$5,751 HKD
View
B+
Retailer 6
-
HK$6,096 HKD
View
A
Retailer 7
-
HK$6,253 HKD
View
A
Retailer 8
-
HK$6,919 HKD
View
B
Retailer 9
-
HK$10,889 HKD
View
Retailer 10
-
HK$14,812 HKD
View
Price last confirmed 66 days ago
Most Expensive
B
NZ Jewellers
aa7f5bd2-b465-44ac-9b85-4991bb5bb6e6 · Nov 5
HK$14,812 HKD
$1,888 USD
View
10 more retailers have this diamond
Prices start from HK$4,723 HKDSave up to HK$10,089 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
0.81ct Round
HK$4,723 HKD