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Round|Natural|IGI

1.21ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 830630947

Shape and cutting style on the report: Round brilliant

Certificate IGI 830630947

Diamond specifications and retailer prices

From HK$13,792 HKD
As of November 5, 2026
Save HK$21,504 HKD (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$35,296 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 830630947. Listed at 12 retailers as of November 5, 2026, with prices from HK$13,792 to HK$35,296, a HK$21,504 spread on the same certified stone. NZ Jewellers lists it at HK$35,296. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 830630947
Dimensions6.69 × 6.75 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.69 mm6.75 mm1.21 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 830630947
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$35,296 HKD|Low: HK$13,792 HKD|High: HK$35,296 HKD|Avg: HK$20,665 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 4HK$13,792 HKD
Retailer 2HK$15,706 HKD
Retailer 6HK$16,883 HKD
Retailer 8HK$17,660 HKD
Retailer 10HK$19,480 HKD
Retailer 9HK$19,495 HKD
Retailer 5HK$20,601 HKD
Retailer 3HK$21,472 HKD
Retailer 7HK$29,498 HKD
NZ JewellersHK$35,296 HKD

39 data points across 10 retailers

12 retailersHK$13,792 HKD to HK$35,296 HKD

A
Cheapest Retailer
-
HK$13,792 HKD
A
Retailer 2
-
HK$15,706 HKD
View
A
Retailer 3
-
HK$16,883 HKD
View
A
Retailer 4
-
HK$17,134 HKD
View
A
Retailer 5
-
HK$17,660 HKD
View
A
Retailer 6
-
HK$17,966 HKD
View
B+
Retailer 7
-
HK$19,480 HKD
View
B+
Retailer 8
-
HK$19,495 HKD
View
B+
Retailer 9
-
HK$20,601 HKD
View
B+
Retailer 10
-
HK$21,472 HKD
View
B
Retailer 11
-
HK$29,498 HKD
View
Most Expensive
B
NZ Jewellers
d5506a46-e10b-4442-9b36-a04de41f301c · Nov 5
HK$35,296 HKD
$4,499 USD
View
11 more retailers have this diamond
Prices start from HK$13,792 HKDSave up to HK$21,504 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
1.21ct Round
HK$13,792 HKD