CaratHunter
Plans
Round|Natural|GIA

1.21ct K IF Round Natural Diamond

EX • K/IF • GIA 5556800658

Certificate GIA 5556800658

Diamond specifications and retailer prices

From HK$17,054 HKD
As of November 6, 2026
Save HK$31,295 HKD (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$48,349 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5556800658. Listed at 9 retailers as of November 5, 2026, with prices from HK$17,054 to HK$48,349, a HK$31,295 spread on the same certified stone. NZ Jewellers lists it at HK$48,349. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556800658
Dimensions6.72 × 6.77 × 4.21 mm
L/W Ratio1.01
Top View
6.72 mm6.77 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5556800658
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.5%

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 6
Current: HK$48,349 HKD|Low: HK$17,054 HKD|High: HK$49,117 HKD|Avg: HK$27,931 HKD|+9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9HK$17,054 HKD
Retailer 8HK$20,832 HKD
Retailer 6HK$23,128 HKD
Retailer 7HK$23,614 HKD
Retailer 2HK$23,630 HKD
Retailer 3HK$23,708 HKD
Retailer 4HK$26,553 HKD
Retailer 5HK$38,568 HKD
NZ JewellersHK$48,349 HKD

38 data points across 9 retailers

9 retailersHK$17,054 HKD to HK$48,349 HKD

A
Cheapest Retailer
-
HK$17,054 HKD
A
Retailer 2
-
HK$20,832 HKD
View
A
Retailer 3
-
HK$23,128 HKD
View
A
Retailer 4
-
HK$23,614 HKD
View
A
Retailer 5
-
HK$23,630 HKD
View
A
Retailer 6
-
HK$23,708 HKD
View
A
Retailer 7
-
HK$26,553 HKD
View
B+
Retailer 8
-
HK$38,568 HKD
View
Most Expensive
B
NZ Jewellers
d4a2d80d-02a2-405c-b5bc-e92a39e7fa91 · Nov 5
HK$48,349 HKD
$6,169 USD
View
8 more retailers have this diamond
Prices start from HK$17,054 HKDSave up to HK$31,295 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$17,054 HKD